What is the best way to travel from San Antonio, TX to Washington, DC?
Looking for a trip? Compare all the available Flights and Buses for the journey to Washington, DC from San Antonio, TX. Check between different modes of transportation, look for the cheapest tickets, fastest rides and most popular stations, and see all 4 available companies to find your perfect trip!
What is the cheapest way to reach Washington, DC from San Antonio, TX?
You can get to Washington, DC with just $104 by taking a Flight from Frontier Airlines, but you can find many more cheap offers: we have selected the best ones for next few days here for you.
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/3/2026 8:12:00 AM. 50 Economy ticket for $104 per person are available. Travel duration is 10h 13m
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Frontier Airlines25h 4m07:54 PMSan Antonio AirportSan Antonio Airport9:58 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 7:54:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/3/2026 9:58:00 PM. 50 Economy ticket for $110 per person are available. Travel duration is 25h 4m
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United Airlines5h 26m05:30 AMSan Antonio AirportSan Antonio Airport11:56 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/2/2026 11:56:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 26m
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United Airlines5h 50m01:20 PMSan Antonio AirportSan Antonio Airport8:10 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 1:20:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/2/2026 8:10:00 PM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 50m
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United Airlines6h 29m05:30 PMSan Antonio AirportSan Antonio Airport12:59 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 5:30:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/3/2026 12:59:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 6h 29m
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United Airlines5h 34m05:57 PMSan Antonio AirportSan Antonio Airport12:31 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 5:57:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/3/2026 12:31:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 34m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/4/2026 5:35:00 AM. 50 Economy ticket for $107 per person are available. Travel duration is 39h 5m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/3/2026 4:25:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 38h 20m
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FlixBus35h 25m09:55 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 9:55:00 PM to Union Station, Washington, DC (USA) arriving at 6/4/2026 10:20:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 35h 25m
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Greyhound US38h 30m07:35 AMSan Antonio, TXBus Station11:05 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 7:35:00 AM to Union Station, Washington, DC (USA) arriving at 6/3/2026 11:05:00 PM. 50 Economy ticket for $111 per person are available. Travel duration is 38h 30m
Cheapest Flights Tuesday
Cheapest Buses Tuesday
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/3/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/5/2026 5:35:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 39h 5m
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Valley Transit36h 20m09:00 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from Valley Transit goes from Bus Station, San Antonio, TX (USA) at 6/3/2026 9:00:00 PM to Union Station, Washington, DC (USA) arriving at 6/5/2026 10:20:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 36h 20m
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FlixBus36h 20m09:00 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/3/2026 9:00:00 PM to Union Station, Washington, DC (USA) arriving at 6/5/2026 10:20:00 AM. 50 Economy ticket for $131 per person are available. Travel duration is 36h 20m
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FlixBus48h 25m07:45 AMSan Antonio, TXPearl District9:10 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/3/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/5/2026 9:10:00 AM. 50 Economy ticket for $132 per person are available. Travel duration is 48h 25m
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United Airlines5h 26m05:30 AMSan Antonio AirportSan Antonio Airport11:56 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/3/2026 11:56:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 26m
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United Airlines6h 29m05:30 PMSan Antonio AirportSan Antonio Airport12:59 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:30:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 12:59:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 6h 29m
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United Airlines5h 34m05:57 PMSan Antonio AirportSan Antonio Airport12:31 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:57:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 12:31:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 34m
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Frontier Airlines16h 5m07:54 PMSan Antonio AirportSan Antonio Airport12:59 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 7:54:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/4/2026 12:59:00 PM. 50 Economy ticket for $149 per person are available. Travel duration is 16h 5m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 8:12:00 AM. 50 Economy ticket for $197 per person are available. Travel duration is 10h 13m
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United Airlines6h 3m05:30 PMSan Antonio AirportSan Antonio Airport12:33 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:30:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/4/2026 12:33:00 AM. 50 Economy ticket for $197 per person are available. Travel duration is 6h 3m
Cheapest Buses Wednesday
Cheapest Flights Wednesday
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Frontier Airlines16h 5m07:54 PMSan Antonio AirportSan Antonio Airport12:59 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 7:54:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/5/2026 12:59:00 PM. 50 Economy ticket for $124 per person are available. Travel duration is 16h 5m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/5/2026 8:12:00 AM. 50 Economy ticket for $142 per person are available. Travel duration is 10h 13m
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Frontier Airlines36h 21m07:54 PMSan Antonio AirportSan Antonio Airport9:15 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 7:54:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/6/2026 9:15:00 AM. 50 Economy ticket for $169 per person are available. Travel duration is 36h 21m
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Frontier Airlines13h 18m07:54 PMSan Antonio AirportSan Antonio Airport10:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 7:54:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/5/2026 10:12:00 AM. 50 Economy ticket for $198 per person are available. Travel duration is 13h 18m
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United Airlines5h 17m05:30 AMSan Antonio AirportSan Antonio Airport11:47 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 5:30:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/4/2026 11:47:00 AM. 50 Economy ticket for $208 per person are available. Travel duration is 5h 17m
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Sun Country Airlines21h 51m06:25 PMSan Antonio AirportSan Antonio Airport5:16 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Sun Country Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 6:25:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/5/2026 5:16:00 PM. 50 Economy ticket for $227 per person are available. Travel duration is 21h 51m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/6/2026 5:35:00 AM. 50 Economy ticket for $145 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/4/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/6/2026 6:45:00 AM. 50 Economy ticket for $145 per person are available. Travel duration is 46h 0m
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FlixBus35h 15m010:00 AMSan Antonio, TXBus Station10:15 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/5/2026 10:15:00 PM. 50 Economy ticket for $147 per person are available. Travel duration is 35h 15m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/5/2026 4:25:00 PM. 50 Economy ticket for $149 per person are available. Travel duration is 38h 20m
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Valley Transit36h 20m09:00 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from Valley Transit goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 9:00:00 PM to Union Station, Washington, DC (USA) arriving at 6/6/2026 10:20:00 AM. 50 Economy ticket for $153 per person are available. Travel duration is 36h 20m
Cheapest Flights Thursday
Cheapest Buses Thursday
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/7/2026 5:35:00 AM. 50 Economy ticket for $141 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/5/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/7/2026 6:45:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 46h 0m
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FlixBus35h 15m010:00 AMSan Antonio, TXBus Station10:15 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/6/2026 10:15:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 35h 15m
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FlixBus35h 25m09:55 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 9:55:00 PM to Union Station, Washington, DC (USA) arriving at 6/7/2026 10:20:00 AM. 50 Economy ticket for $148 per person are available. Travel duration is 35h 25m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/6/2026 4:25:00 PM. 50 Economy ticket for $151 per person are available. Travel duration is 38h 20m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 8:12:00 AM. 50 Economy ticket for $209 per person are available. Travel duration is 10h 13m
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Sun Country Airlines15h 44m06:40 PMSan Antonio AirportSan Antonio Airport11:24 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Sun Country Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 6:40:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/6/2026 11:24:00 AM. 50 Economy ticket for $225 per person are available. Travel duration is 15h 44m
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Sun Country Airlines27h 29m06:40 PMSan Antonio AirportSan Antonio Airport11:09 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Sun Country Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 6:40:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 11:09:00 PM. 50 Economy ticket for $273 per person are available. Travel duration is 27h 29m
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United Airlines7h 28m02:15 PMSan Antonio AirportSan Antonio Airport10:43 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 2:15:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/5/2026 10:43:00 PM. 50 Economy ticket for $275 per person are available. Travel duration is 7h 28m
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Frontier Airlines16h 5m07:54 PMSan Antonio AirportSan Antonio Airport12:59 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 7:54:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/6/2026 12:59:00 PM. 50 Economy ticket for $285 per person are available. Travel duration is 16h 5m
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Frontier Airlines25h 4m07:54 PMSan Antonio AirportSan Antonio Airport9:58 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 7:54:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/6/2026 9:58:00 PM. 50 Economy ticket for $285 per person are available. Travel duration is 25h 4m
Cheapest Buses Friday
Cheapest Flights Friday
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/7/2026 8:12:00 AM. 50 Economy ticket for $116 per person are available. Travel duration is 10h 13m
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United Airlines6h 14m06:40 AMSan Antonio AirportSan Antonio Airport1:54 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 6:40:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/6/2026 1:54:00 PM. 50 Economy ticket for $207 per person are available. Travel duration is 6h 14m
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United Airlines7h 12m01:20 PMSan Antonio AirportSan Antonio Airport9:32 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 1:20:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/6/2026 9:32:00 PM. 50 Economy ticket for $207 per person are available. Travel duration is 7h 12m
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Frontier Airlines34h 49m07:54 PMSan Antonio AirportSan Antonio Airport7:43 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 7:54:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/8/2026 7:43:00 AM. 50 Economy ticket for $221 per person are available. Travel duration is 34h 49m
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United Airlines8h 50m06:40 AMSan Antonio AirportSan Antonio Airport4:30 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 6:40:00 AM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 4:30:00 PM. 50 Economy ticket for $270 per person are available. Travel duration is 8h 50m
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United Airlines6h 56m05:30 AMSan Antonio AirportSan Antonio Airport1:26 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 5:30:00 AM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 1:26:00 PM. 50 Economy ticket for $275 per person are available. Travel duration is 6h 56m
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FlixBus64h 55m07:45 AMSan Antonio, TXPearl District1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/6/2026 7:45:00 AM to Dupont Circle Station, Washington, DC (USA) arriving at 6/9/2026 1:40:00 AM. 50 Economy ticket for $171 per person are available. Travel duration is 64h 55m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/6/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/8/2026 6:45:00 AM. 50 Economy ticket for $172 per person are available. Travel duration is 46h 0m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/6/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/8/2026 5:35:00 AM. 50 Economy ticket for $173 per person are available. Travel duration is 39h 5m
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FlixBus35h 15m010:00 AMSan Antonio, TXBus Station10:15 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/6/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/7/2026 10:15:00 PM. 50 Economy ticket for $173 per person are available. Travel duration is 35h 15m
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Greyhound US60h 5m012:35 PMSan Antonio, TXBus Station1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/6/2026 12:35:00 PM to Dupont Circle Station, Washington, DC (USA) arriving at 6/9/2026 1:40:00 AM. 50 Economy ticket for $175 per person are available. Travel duration is 60h 5m
Cheapest Flights Saturday
Cheapest Buses Saturday
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/7/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/9/2026 5:35:00 AM. 50 Economy ticket for $141 per person are available. Travel duration is 39h 5m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/7/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/8/2026 4:25:00 PM. 50 Economy ticket for $142 per person are available. Travel duration is 38h 20m
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FlixBus35h 25m09:55 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/7/2026 9:55:00 PM to Union Station, Washington, DC (USA) arriving at 6/9/2026 10:20:00 AM. 50 Economy ticket for $142 per person are available. Travel duration is 35h 25m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/7/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/9/2026 6:45:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 46h 0m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/8/2026 8:12:00 AM. 50 Economy ticket for $192 per person are available. Travel duration is 10h 13m
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Frontier Airlines35h 2m08:59 PMSan Antonio AirportSan Antonio Airport9:01 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 8:59:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/9/2026 9:01:00 AM. 50 Economy ticket for $203 per person are available. Travel duration is 35h 2m
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Sun Country Airlines15h 49m06:40 PMSan Antonio AirportSan Antonio Airport11:29 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Sun Country Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 6:40:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/8/2026 11:29:00 AM. 50 Economy ticket for $274 per person are available. Travel duration is 15h 49m
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United Airlines5h 15m05:30 AMSan Antonio AirportSan Antonio Airport11:45 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/7/2026 11:45:00 AM. 50 Economy ticket for $279 per person are available. Travel duration is 5h 15m
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United Airlines7h 13m04:18 PMSan Antonio AirportSan Antonio Airport12:31 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 4:18:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/8/2026 12:31:00 AM. 50 Economy ticket for $279 per person are available. Travel duration is 7h 13m
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Sun Country Airlines22h 21m06:40 PMSan Antonio AirportSan Antonio Airport6:01 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Sun Country Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 6:40:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/8/2026 6:01:00 PM. 50 Economy ticket for $297 per person are available. Travel duration is 22h 21m
Cheapest Buses Sunday
Cheapest Flights Sunday
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Frontier Airlines10h 26m08:59 PMSan Antonio AirportSan Antonio Airport8:25 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/9/2026 8:25:00 AM. 50 Economy ticket for $110 per person are available. Travel duration is 10h 26m
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Frontier Airlines18h 31m07:54 PMSan Antonio AirportSan Antonio Airport3:25 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 7:54:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/9/2026 3:25:00 PM. 50 Economy ticket for $149 per person are available. Travel duration is 18h 31m
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Frontier Airlines25h 1m08:59 PMSan Antonio AirportSan Antonio Airport11:00 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 8:59:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/9/2026 11:00:00 PM. 50 Economy ticket for $150 per person are available. Travel duration is 25h 1m
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Frontier Airlines19h 26m07:54 PMSan Antonio AirportSan Antonio Airport4:20 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 7:54:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/9/2026 4:20:00 PM. 50 Economy ticket for $187 per person are available. Travel duration is 19h 26m
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Frontier Airlines25h 5m07:54 PMSan Antonio AirportSan Antonio Airport9:59 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 7:54:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/9/2026 9:59:00 PM. 50 Economy ticket for $197 per person are available. Travel duration is 25h 5m
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United Airlines6h 3m05:30 PMSan Antonio AirportSan Antonio Airport12:33 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 5:30:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/9/2026 12:33:00 AM. 50 Economy ticket for $207 per person are available. Travel duration is 6h 3m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/8/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/10/2026 5:35:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/8/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/10/2026 6:45:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 46h 0m
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FlixBus64h 55m07:45 AMSan Antonio, TXPearl District1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/8/2026 7:45:00 AM to Dupont Circle Station, Washington, DC (USA) arriving at 6/11/2026 1:40:00 AM. 50 Economy ticket for $144 per person are available. Travel duration is 64h 55m
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FlixBus36h 5m010:00 AMSan Antonio, TXBus Station11:05 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/8/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/9/2026 11:05:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 36h 5m
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Greyhound US60h 5m012:35 PMSan Antonio, TXBus Station1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/8/2026 12:35:00 PM to Dupont Circle Station, Washington, DC (USA) arriving at 6/11/2026 1:40:00 AM. 50 Economy ticket for $147 per person are available. Travel duration is 60h 5m
Cheapest Flights Monday
Cheapest Buses Monday
What are the fastest trips from San Antonio, TX to Washington, DC?
You can get to Washington, DC from San Antonio, TX in just 4h 57m with a Flight from United Airlines. This is not the only option, and you can click on any of the offers below to compare it with the other modes of transportations.
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United Airlines5h 26m05:30 AMSan Antonio AirportSan Antonio Airport11:56 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/2/2026 11:56:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 26m
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United Airlines5h 34m05:57 PMSan Antonio AirportSan Antonio Airport12:31 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 5:57:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/3/2026 12:31:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 34m
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United Airlines5h 50m01:20 PMSan Antonio AirportSan Antonio Airport8:10 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 1:20:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/2/2026 8:10:00 PM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 50m
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United Airlines6h 14m06:40 AMSan Antonio AirportSan Antonio Airport1:54 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 6:40:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/2/2026 1:54:00 PM. 50 Economy ticket for $197 per person are available. Travel duration is 6h 14m
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United Airlines6h 29m05:30 PMSan Antonio AirportSan Antonio Airport12:59 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 5:30:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/3/2026 12:59:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 6h 29m
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United Airlines7h 6m01:20 PMSan Antonio AirportSan Antonio Airport9:26 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/2/2026 1:20:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/2/2026 9:26:00 PM. 50 Economy ticket for $197 per person are available. Travel duration is 7h 6m
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FlixBus35h 25m09:55 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 9:55:00 PM to Union Station, Washington, DC (USA) arriving at 6/4/2026 10:20:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 35h 25m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/3/2026 4:25:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 38h 20m
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Greyhound US38h 30m07:35 AMSan Antonio, TXBus Station11:05 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 7:35:00 AM to Union Station, Washington, DC (USA) arriving at 6/3/2026 11:05:00 PM. 50 Economy ticket for $111 per person are available. Travel duration is 38h 30m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/2/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/4/2026 5:35:00 AM. 50 Economy ticket for $107 per person are available. Travel duration is 39h 5m
Fastest Flights Tuesday
Fastest Buses Tuesday
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United Airlines5h 26m05:30 AMSan Antonio AirportSan Antonio Airport11:56 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/3/2026 11:56:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 26m
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United Airlines5h 34m05:57 PMSan Antonio AirportSan Antonio Airport12:31 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:57:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 12:31:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 5h 34m
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United Airlines6h 3m05:30 PMSan Antonio AirportSan Antonio Airport12:33 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:30:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/4/2026 12:33:00 AM. 50 Economy ticket for $197 per person are available. Travel duration is 6h 3m
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United Airlines6h 29m05:30 PMSan Antonio AirportSan Antonio Airport12:59 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:30:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 12:59:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 6h 29m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 8:12:00 AM. 50 Economy ticket for $197 per person are available. Travel duration is 10h 13m
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Alaska Airlines12h 37m05:57 PMSan Antonio AirportSan Antonio Airport7:34 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Alaska Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/3/2026 5:57:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 7:34:00 AM. 50 Economy ticket for $439 per person are available. Travel duration is 12h 37m
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Valley Transit36h 20m09:00 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from Valley Transit goes from Bus Station, San Antonio, TX (USA) at 6/3/2026 9:00:00 PM to Union Station, Washington, DC (USA) arriving at 6/5/2026 10:20:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 36h 20m
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FlixBus36h 20m09:00 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/3/2026 9:00:00 PM to Union Station, Washington, DC (USA) arriving at 6/5/2026 10:20:00 AM. 50 Economy ticket for $131 per person are available. Travel duration is 36h 20m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/3/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/5/2026 5:35:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 39h 5m
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FlixBus48h 25m07:45 AMSan Antonio, TXPearl District9:10 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/3/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/5/2026 9:10:00 AM. 50 Economy ticket for $132 per person are available. Travel duration is 48h 25m
Fastest Flights Wednesday
Fastest Buses Wednesday
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United Airlines5h 17m05:30 AMSan Antonio AirportSan Antonio Airport11:47 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 5:30:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/4/2026 11:47:00 AM. 50 Economy ticket for $208 per person are available. Travel duration is 5h 17m
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United Airlines5h 26m05:30 AMSan Antonio AirportSan Antonio Airport11:56 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/4/2026 11:56:00 AM. 50 Economy ticket for $276 per person are available. Travel duration is 5h 26m
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United Airlines6h 32m06:40 AMSan Antonio AirportSan Antonio Airport2:12 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 6:40:00 AM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 2:12:00 PM. 50 Economy ticket for $276 per person are available. Travel duration is 6h 32m
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United Airlines8h 50m06:40 AMSan Antonio AirportSan Antonio Airport4:30 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 6:40:00 AM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/4/2026 4:30:00 PM. 50 Economy ticket for $271 per person are available. Travel duration is 8h 50m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/5/2026 8:12:00 AM. 50 Economy ticket for $142 per person are available. Travel duration is 10h 13m
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Frontier Airlines13h 18m07:54 PMSan Antonio AirportSan Antonio Airport10:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/4/2026 7:54:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/5/2026 10:12:00 AM. 50 Economy ticket for $198 per person are available. Travel duration is 13h 18m
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FlixBus35h 15m010:00 AMSan Antonio, TXBus Station10:15 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/5/2026 10:15:00 PM. 50 Economy ticket for $147 per person are available. Travel duration is 35h 15m
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Valley Transit36h 20m09:00 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from Valley Transit goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 9:00:00 PM to Union Station, Washington, DC (USA) arriving at 6/6/2026 10:20:00 AM. 50 Economy ticket for $153 per person are available. Travel duration is 36h 20m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/5/2026 4:25:00 PM. 50 Economy ticket for $149 per person are available. Travel duration is 38h 20m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/4/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/6/2026 5:35:00 AM. 50 Economy ticket for $145 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/4/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/6/2026 6:45:00 AM. 50 Economy ticket for $145 per person are available. Travel duration is 46h 0m
Fastest Flights Thursday
Fastest Buses Thursday
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United Airlines5h 17m05:30 AMSan Antonio AirportSan Antonio Airport11:47 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 5:30:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/5/2026 11:47:00 AM. 50 Economy ticket for $285 per person are available. Travel duration is 5h 17m
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United Airlines6h 42m06:40 AMSan Antonio AirportSan Antonio Airport2:22 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 6:40:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/5/2026 2:22:00 PM. 50 Economy ticket for $321 per person are available. Travel duration is 6h 42m
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United Airlines7h 28m02:15 PMSan Antonio AirportSan Antonio Airport10:43 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 2:15:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/5/2026 10:43:00 PM. 50 Economy ticket for $275 per person are available. Travel duration is 7h 28m
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United Airlines7h 47m07:43 AMSan Antonio AirportSan Antonio Airport4:30 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 7:43:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/5/2026 4:30:00 PM. 50 Economy ticket for $285 per person are available. Travel duration is 7h 47m
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United Airlines8h 23m011:43 AMSan Antonio AirportSan Antonio Airport9:06 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 11:43:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/5/2026 9:06:00 PM. 50 Economy ticket for $320 per person are available. Travel duration is 8h 23m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/5/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 8:12:00 AM. 50 Economy ticket for $209 per person are available. Travel duration is 10h 13m
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FlixBus35h 15m010:00 AMSan Antonio, TXBus Station10:15 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/6/2026 10:15:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 35h 15m
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FlixBus35h 25m09:55 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 9:55:00 PM to Union Station, Washington, DC (USA) arriving at 6/7/2026 10:20:00 AM. 50 Economy ticket for $148 per person are available. Travel duration is 35h 25m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/6/2026 4:25:00 PM. 50 Economy ticket for $151 per person are available. Travel duration is 38h 20m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/5/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/7/2026 5:35:00 AM. 50 Economy ticket for $141 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/5/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/7/2026 6:45:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 46h 0m
Fastest Flights Friday
Fastest Buses Friday
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United Airlines5h 26m05:30 AMSan Antonio AirportSan Antonio Airport11:56 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/6/2026 11:56:00 AM. 50 Economy ticket for $320 per person are available. Travel duration is 5h 26m
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United Airlines6h 14m06:40 AMSan Antonio AirportSan Antonio Airport1:54 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 6:40:00 AM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/6/2026 1:54:00 PM. 50 Economy ticket for $207 per person are available. Travel duration is 6h 14m
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United Airlines6h 56m05:30 AMSan Antonio AirportSan Antonio Airport1:26 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 5:30:00 AM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 1:26:00 PM. 50 Economy ticket for $275 per person are available. Travel duration is 6h 56m
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United Airlines7h 12m01:20 PMSan Antonio AirportSan Antonio Airport9:32 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 1:20:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/6/2026 9:32:00 PM. 50 Economy ticket for $207 per person are available. Travel duration is 7h 12m
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United Airlines7h 27m05:30 AMSan Antonio AirportSan Antonio Airport1:57 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/6/2026 1:57:00 PM. 50 Economy ticket for $320 per person are available. Travel duration is 7h 27m
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United Airlines8h 50m06:40 AMSan Antonio AirportSan Antonio Airport4:30 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/6/2026 6:40:00 AM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/6/2026 4:30:00 PM. 50 Economy ticket for $270 per person are available. Travel duration is 8h 50m
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FlixBus35h 15m010:00 AMSan Antonio, TXBus Station10:15 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/6/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/7/2026 10:15:00 PM. 50 Economy ticket for $173 per person are available. Travel duration is 35h 15m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/6/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/8/2026 5:35:00 AM. 50 Economy ticket for $173 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/6/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/8/2026 6:45:00 AM. 50 Economy ticket for $172 per person are available. Travel duration is 46h 0m
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Greyhound US60h 5m012:35 PMSan Antonio, TXBus Station1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/6/2026 12:35:00 PM to Dupont Circle Station, Washington, DC (USA) arriving at 6/9/2026 1:40:00 AM. 50 Economy ticket for $175 per person are available. Travel duration is 60h 5m
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FlixBus64h 55m07:45 AMSan Antonio, TXPearl District1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/6/2026 7:45:00 AM to Dupont Circle Station, Washington, DC (USA) arriving at 6/9/2026 1:40:00 AM. 50 Economy ticket for $171 per person are available. Travel duration is 64h 55m
Fastest Flights Saturday
Fastest Buses Saturday
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United Airlines5h 15m05:30 AMSan Antonio AirportSan Antonio Airport11:45 AMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 5:30:00 AM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/7/2026 11:45:00 AM. 50 Economy ticket for $279 per person are available. Travel duration is 5h 15m
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United Airlines5h 27m04:18 PMSan Antonio AirportSan Antonio Airport10:45 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 4:18:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/7/2026 10:45:00 PM. 50 Economy ticket for $337 per person are available. Travel duration is 5h 27m
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United Airlines7h 13m04:18 PMSan Antonio AirportSan Antonio Airport12:31 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 4:18:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/8/2026 12:31:00 AM. 50 Economy ticket for $279 per person are available. Travel duration is 7h 13m
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Frontier Airlines10h 13m08:59 PMSan Antonio AirportSan Antonio Airport8:12 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/8/2026 8:12:00 AM. 50 Economy ticket for $192 per person are available. Travel duration is 10h 13m
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Sun Country Airlines15h 49m06:40 PMSan Antonio AirportSan Antonio Airport11:29 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Sun Country Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 6:40:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/8/2026 11:29:00 AM. 50 Economy ticket for $274 per person are available. Travel duration is 15h 49m
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Volaris19h 23m08:56 PMSan Antonio AirportSan Antonio Airport5:19 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Volaris goes from San Antonio Airport, San Antonio Airport (USA) at 6/7/2026 8:56:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/8/2026 5:19:00 PM. 50 Economy ticket for $553 per person are available. Travel duration is 19h 23m
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FlixBus35h 25m09:55 PMSan Antonio, TXBus Station10:20 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/7/2026 9:55:00 PM to Union Station, Washington, DC (USA) arriving at 6/9/2026 10:20:00 AM. 50 Economy ticket for $142 per person are available. Travel duration is 35h 25m
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Greyhound US38h 20m01:05 AMSan Antonio, TXBus Station4:25 PMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/7/2026 1:05:00 AM to Union Station, Washington, DC (USA) arriving at 6/8/2026 4:25:00 PM. 50 Economy ticket for $142 per person are available. Travel duration is 38h 20m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/7/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/9/2026 5:35:00 AM. 50 Economy ticket for $141 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/7/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/9/2026 6:45:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 46h 0m
Fastest Flights Sunday
Fastest Buses Sunday
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United Airlines4h 57m04:18 PMSan Antonio AirportSan Antonio Airport10:15 PMRonald Reagan Washington AirportRonald Reagan Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 4:18:00 PM to Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $274 per person are available. Travel duration is 4h 57m
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United Airlines5h 25m04:18 PMSan Antonio AirportSan Antonio Airport10:43 PMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 4:18:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/8/2026 10:43:00 PM. 50 Economy ticket for $274 per person are available. Travel duration is 5h 25m
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United Airlines6h 3m05:30 PMSan Antonio AirportSan Antonio Airport12:33 AMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 5:30:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/9/2026 12:33:00 AM. 50 Economy ticket for $207 per person are available. Travel duration is 6h 3m
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United Airlines6h 29m05:30 PMSan Antonio AirportSan Antonio Airport12:59 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from United Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 5:30:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/9/2026 12:59:00 AM. 50 Economy ticket for $274 per person are available. Travel duration is 6h 29m
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Frontier Airlines10h 26m08:59 PMSan Antonio AirportSan Antonio Airport8:25 AMWashington Dulles AirportWashington Dulles Airport0EconomyA Flight from Frontier Airlines goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 8:59:00 PM to Washington Dulles Airport, Washington Dulles Airport (USA) arriving at 6/9/2026 8:25:00 AM. 50 Economy ticket for $110 per person are available. Travel duration is 10h 26m
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Volaris18h 2m08:56 PMSan Antonio AirportSan Antonio Airport3:58 PMBaltimore/Washington AirportBaltimore/Washington Airport0EconomyA Flight from Volaris goes from San Antonio Airport, San Antonio Airport (USA) at 6/8/2026 8:56:00 PM to Baltimore/Washington Airport, Baltimore/Washington Airport (USA) arriving at 6/9/2026 3:58:00 PM. 50 Economy ticket for $367 per person are available. Travel duration is 18h 2m
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FlixBus36h 5m010:00 AMSan Antonio, TXBus Station11:05 PMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Bus Station, San Antonio, TX (USA) at 6/8/2026 10:00:00 AM to Union Station, Washington, DC (USA) arriving at 6/9/2026 11:05:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 36h 5m
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Greyhound US39h 5m01:30 PMSan Antonio, TXBus Station5:35 AMWashington, DCUnion Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/8/2026 1:30:00 PM to Union Station, Washington, DC (USA) arriving at 6/10/2026 5:35:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 39h 5m
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FlixBus46h 0m07:45 AMSan Antonio, TXPearl District6:45 AMWashington, DCUnion Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/8/2026 7:45:00 AM to Union Station, Washington, DC (USA) arriving at 6/10/2026 6:45:00 AM. 50 Economy ticket for $143 per person are available. Travel duration is 46h 0m
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Greyhound US60h 5m012:35 PMSan Antonio, TXBus Station1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from Greyhound US goes from Bus Station, San Antonio, TX (USA) at 6/8/2026 12:35:00 PM to Dupont Circle Station, Washington, DC (USA) arriving at 6/11/2026 1:40:00 AM. 50 Economy ticket for $147 per person are available. Travel duration is 60h 5m
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FlixBus64h 55m07:45 AMSan Antonio, TXPearl District1:40 AMWashington, DCDupont Circle Station0EconomyA Bus from FlixBus goes from Pearl District, San Antonio, TX (USA) at 6/8/2026 7:45:00 AM to Dupont Circle Station, Washington, DC (USA) arriving at 6/11/2026 1:40:00 AM. 50 Economy ticket for $144 per person are available. Travel duration is 64h 55m
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Here you will find all operators and timetables for a
Bus from San Antonio, TX to Washington, DC
What are the most popular stations in San Antonio, TX and Washington, DC?
In San Antonio, TX, you will usually depart from Tornado Bus Company, Bus Station or W. Southcross & Buffalo Bus Stop, while in Washington, DC you will be arriving at Union Station, Armory Metro or Dupont Circle Station, but there are many more stops to explore in both locations.
How do I decide? Some tips and tricks from our experience
Are you having trouble deciding on how to get to Washington, DC from San Antonio, TX? With 20 connections between 4 Flight and Bus operators, it can be difficult to find the one ride that will make you happy. But we have some tips that can help you make the best informed decision. First of all, the best trip is always the one that meets all your needs, so make a list of all the things that you want from this journey and look for something that will satisfy all of them. Here we will go through some of the factors mostly commonly taken into consideration.
Look for the lowest price
Ticket price is usually the main concern: even if you can afford to pay more, why do it if there are cheaper options? Saving on the trip means that you can spend more on the vacation itself! Between San Antonio, TX and Washington, DC, you can pay as low as $104 with a Flight from Frontier Airlines.Travel duration
Time is also an important factor. An earlier departure may allow you to see a beautiful sunset or relax before an important event. And remember, time is money, so paying more for a shorter trip may be well worth it. For longer distances, flights are without doubt the best options, but be mindful of airport times and possible delays: a high-speed train may end up cheaper and faster! Here the quicker option is definitely the Flight from United Airlines: you will get to Washington, DC in just 4h 57m.Comfort makes all the difference
You should always take into account what your personal travelling preferences are. Is one hand luggage enough, or are you trasporting more? Would you like to have a snack during the journey? Can you relax in a busy compartment, or do you need space for yourself? Even among the same mode of transportation, different companies will offer you varying levels of comfort and amenities. The main operators connecting San Antonio, TX and Washington, DC are United Airlines, Frontier Airlines and Alaska Airlines, but be sure to check what they have to offer!Save money with deals, and always compare
One last tip? Even if you live in San Antonio, TX and Washington, DC is your only destination, it may be wise to check the offers from and to nearby cities or, if you are flyng, nearby airports. Check the trips from Olmos Park, TX or to Ronald Reagan Washington Airport, and look at flights from San Antonio Airport, and landing at Ronald Reagan Washington Airport. Comparing different routes may allow you to find deals or promotions you were not aware of. Consider also signing up to CheckMyBus to see even more exclusive promotions!Which companies offer a trip from San Antonio, TX to Washington, DC?
The most popular companies between San Antonio, TX and Washington, DC, are United Airlines, Frontier Airlines and Alaska Airlines. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: FlixBus, Greyhound US and Valley Transit
Airlines: United Airlines, Frontier Airlines, Alaska Airlines and 3 more.
All you need to know when you travel from San Antonio, TX to Washington, DC
Check all information on comfort and services on all modes of transports from San Antonio, TX to Washington, DC. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from San Antonio, TX to Washington, DC
How can I reach Washington, DC from San Antonio, TX?
Every day, there are on average 20 connections between Flight and Bus, with which you can get to Washington, DC from San Antonio, TX.
How far is Washington, DC from San Antonio, TX?
The distance between San Antonio, TX and Washington, DC is 1,386.9 miles.
What is the most ecofriendly mode of transport between San Antonio, TX and Washington, DC?
Trains and buses are by far the greenest options, with trains surpassing buses on longer routes. Planes will always be the worst polluters, especially in shorter flights, were the emissions from the takeoff and landing are less offset by the distance.
On this particular route, a bus will emit, per person, a total of 60 kgs of CO2, a train 78 kgs, a car 379 kgs, and a flight 549 kgs.
What is the cheapest mode of transport from San Antonio, TX to Washington, DC?
You can get to Washington, DC with just $104 by taking a Flight from Frontier Airlines.
What is the fastest way to get from San Antonio, TX to Washington, DC?
While a plane is travelling fastest boarding and transfer to airport consumes a lot of time. Usually, high speed trains are better than flights if pure train travel time is below 4 hours. For this particular route, you can get to Washington, DC in just 4h 57m with a Flight from United Airlines.
More routes to San Antonio, TX and to Washington, DC
Looking for more options? Here you can see the most popular routes to San Antonio, TX and to Washington, DC. Simply click on a connection, and you’ll find all the details about the route!
