What is the best way to travel from Washington, DC to San Antonio, TX?
Looking for a trip? Compare all the available Flights and Buses for the journey to San Antonio, TX from Washington, DC. Check between different modes of transportation, look for the cheapest tickets, fastest rides and most popular stations, and see all 2 available companies to find your perfect trip!
What is the cheapest way to reach San Antonio, TX from Washington, DC?
You can get to San Antonio, TX with just $127 by taking a Bus from Greyhound US, 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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Greyhound US36h 45m05:50 AMWashington, DCUnion Station5:35 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/25/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/26/2026 5:35:00 PM. 50 Economy ticket for $127 per person are available. Travel duration is 36h 45m
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FlixBus38h 40m03:45 PMWashington, DCUnion Station5:25 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/25/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 5:25:00 AM. 50 Economy ticket for $129 per person are available. Travel duration is 38h 40m
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FlixBus41h 35m010:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/25/2026 10:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 3:20:00 PM. 50 Economy ticket for $129 per person are available. Travel duration is 41h 35m
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Greyhound US52h 35m05:35 PMWashington, DCUnion Station9:10 PMSan Antonio, TXPearl District0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/25/2026 5:35:00 PM to Pearl District, San Antonio, TX (USA) arriving at 6/27/2026 9:10:00 PM. 50 Economy ticket for $130 per person are available. Travel duration is 52h 35m
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Greyhound US70h 40m011:30 PMWashington, DCUnion Station9:10 PMSan Antonio, TXPearl District0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/25/2026 11:30:00 PM to Pearl District, San Antonio, TX (USA) arriving at 6/28/2026 9:10:00 PM. 50 Economy ticket for $143 per person are available. Travel duration is 70h 40m
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Frontier Airlines12h 56m07:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/25/2026 7:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/25/2026 6:56:00 PM. 50 Economy ticket for $207 per person are available. Travel duration is 12h 56m
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United Airlines8h 17m06:00 AMBaltimore/Washington AirportBaltimore/Washington Airport1:17 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/25/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/25/2026 1:17:00 PM. 50 Economy ticket for $241 per person are available. Travel duration is 8h 17m
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JetBlue Airways37h 56m06:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/25/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 6:56:00 PM. 50 Economy ticket for $337 per person are available. Travel duration is 37h 56m
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Porter Airlines19h 35m04:00 PMWashington Dulles AirportWashington Dulles Airport10:35 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Porter Airlines goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/25/2026 4:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 10:35:00 AM. 50 Economy ticket for $432 per person are available. Travel duration is 19h 35m
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Alaska Airlines22h 57m07:03 AMBaltimore/Washington AirportBaltimore/Washington Airport5:00 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Alaska Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/25/2026 7:03:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 5:00:00 AM. 50 Economy ticket for $595 per person are available. Travel duration is 22h 57m
Cheapest Buses Thursday
Cheapest Flights Thursday
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Greyhound US36h 30m03:50 AMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/26/2026 3:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 3:20:00 PM. 50 Economy ticket for $136 per person are available. Travel duration is 36h 30m
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Greyhound US40h 35m011:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/26/2026 11:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 3:20:00 PM. 50 Economy ticket for $136 per person are available. Travel duration is 40h 35m
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Greyhound US37h 20m05:50 AMWashington, DCUnion Station6:10 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/26/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 6:10:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 37h 20m
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FlixBus38h 30m09:15 AMWashington, DCUnion Station10:45 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/26/2026 9:15:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 10:45:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 38h 30m
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FlixBus38h 40m03:45 PMWashington, DCUnion Station5:25 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/26/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 5:25:00 AM. 50 Economy ticket for $137 per person are available. Travel duration is 38h 40m
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Frontier Airlines25h 56m06:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/26/2026 6:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 6:56:00 PM. 50 Economy ticket for $229 per person are available. Travel duration is 25h 56m
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United Airlines6h 59m06:15 AMBaltimore/Washington AirportBaltimore/Washington Airport12:14 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/26/2026 6:15:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 12:14:00 PM. 50 Economy ticket for $241 per person are available. Travel duration is 6h 59m
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Allegiant Air19h 35m09:02 PMWashington Dulles AirportWashington Dulles Airport3:37 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Allegiant Air goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/26/2026 9:02:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 3:37:00 PM. 50 Economy ticket for $292 per person are available. Travel duration is 19h 35m
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JetBlue Airways26h 11m07:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport8:11 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/26/2026 7:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 8:11:00 PM. 50 Economy ticket for $360 per person are available. Travel duration is 26h 11m
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Sun Country Airlines25h 1m06:55 PMBaltimore/Washington AirportBaltimore/Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Sun Country Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/26/2026 6:55:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 6:56:00 PM. 50 Economy ticket for $393 per person are available. Travel duration is 25h 1m
Cheapest Buses Friday
Cheapest Flights Friday
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Greyhound US37h 20m05:50 AMWashington, DCUnion Station6:10 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/27/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 6:10:00 PM. 50 Economy ticket for $144 per person are available. Travel duration is 37h 20m
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Greyhound US40h 35m011:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/27/2026 11:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 3:20:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 40h 35m
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Greyhound US54h 50m05:35 PMWashington, DCUnion Station11:25 PMSan Antonio, TXPearl District0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/27/2026 5:35:00 PM to Pearl District, San Antonio, TX (USA) arriving at 6/29/2026 11:25:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 54h 50m
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FlixBus38h 30m09:15 AMWashington, DCUnion Station10:45 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/27/2026 9:15:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 10:45:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 38h 30m
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FlixBus38h 15m03:45 PMWashington, DCUnion Station5:00 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/27/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 5:00:00 AM. 50 Economy ticket for $145 per person are available. Travel duration is 38h 15m
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Frontier Airlines11h 36m09:35 AMWashington Dulles AirportWashington Dulles Airport8:11 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/27/2026 9:35:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 8:11:00 PM. 50 Economy ticket for $173 per person are available. Travel duration is 11h 36m
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United Airlines5h 59m07:15 AMRonald Reagan Washington AirportRonald Reagan Washington Airport12:14 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/27/2026 7:15:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 12:14:00 PM. 50 Economy ticket for $291 per person are available. Travel duration is 5h 59m
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JetBlue Airways10h 37m06:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport3:37 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/27/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 3:37:00 PM. 50 Economy ticket for $349 per person are available. Travel duration is 10h 37m
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Aeroméxico27h 35m07:40 AMBaltimore/Washington AirportBaltimore/Washington Airport10:15 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Aeroméxico goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/27/2026 7:40:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/28/2026 10:15:00 AM. 50 Economy ticket for $415 per person are available. Travel duration is 27h 35m
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Sun Country Airlines22h 24m012:25 PMBaltimore/Washington AirportBaltimore/Washington Airport9:49 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Sun Country Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/27/2026 12:25:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/28/2026 9:49:00 AM. 50 Economy ticket for $476 per person are available. Travel duration is 22h 24m
Cheapest Buses Saturday
Cheapest Flights Saturday
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Greyhound US37h 20m05:50 AMWashington, DCUnion Station6:10 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/28/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 6:10:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 37h 20m
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Greyhound US40h 35m011:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/28/2026 11:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/30/2026 3:20:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 40h 35m
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FlixBus38h 30m09:15 AMWashington, DCUnion Station10:45 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/28/2026 9:15:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 10:45:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 38h 30m
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Greyhound US36h 30m03:50 AMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/28/2026 3:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 3:20:00 PM. 50 Economy ticket for $140 per person are available. Travel duration is 36h 30m
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FlixBus38h 15m03:45 PMWashington, DCUnion Station5:00 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/28/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/30/2026 5:00:00 AM. 50 Economy ticket for $140 per person are available. Travel duration is 38h 15m
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Frontier Airlines25h 56m06:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/28/2026 6:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 6:56:00 PM. 50 Economy ticket for $229 per person are available. Travel duration is 25h 56m
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United Airlines8h 5m012:52 PMRonald Reagan Washington AirportRonald Reagan Washington Airport7:57 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/28/2026 12:52:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/28/2026 7:57:00 PM. 50 Economy ticket for $277 per person are available. Travel duration is 8h 5m
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JetBlue Airways39h 11m06:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport8:11 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/28/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 8:11:00 PM. 50 Economy ticket for $341 per person are available. Travel duration is 39h 11m
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Sun Country Airlines18h 21m04:20 PMWashington Dulles AirportWashington Dulles Airport9:41 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Sun Country Airlines goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/28/2026 4:20:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 9:41:00 AM. 50 Economy ticket for $376 per person are available. Travel duration is 18h 21m
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Aeroméxico29h 35m05:40 AMBaltimore/Washington AirportBaltimore/Washington Airport10:15 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Aeroméxico goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/28/2026 5:40:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 10:15:00 AM. 50 Economy ticket for $397 per person are available. Travel duration is 29h 35m
Cheapest Buses Sunday
Cheapest Flights Sunday
What are the fastest trips from Washington, DC to San Antonio, TX?
You can get to San Antonio, TX from Washington, DC in just 5h 59m 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 Airlines8h 17m06:00 AMBaltimore/Washington AirportBaltimore/Washington Airport1:17 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/25/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/25/2026 1:17:00 PM. 50 Economy ticket for $241 per person are available. Travel duration is 8h 17m
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Frontier Airlines12h 56m07:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/25/2026 7:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/25/2026 6:56:00 PM. 50 Economy ticket for $207 per person are available. Travel duration is 12h 56m
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Porter Airlines19h 35m04:00 PMWashington Dulles AirportWashington Dulles Airport10:35 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Porter Airlines goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/25/2026 4:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 10:35:00 AM. 50 Economy ticket for $432 per person are available. Travel duration is 19h 35m
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Alaska Airlines22h 57m07:03 AMBaltimore/Washington AirportBaltimore/Washington Airport5:00 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Alaska Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/25/2026 7:03:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 5:00:00 AM. 50 Economy ticket for $595 per person are available. Travel duration is 22h 57m
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JetBlue Airways37h 56m06:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/25/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 6:56:00 PM. 50 Economy ticket for $337 per person are available. Travel duration is 37h 56m
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Greyhound US36h 45m05:50 AMWashington, DCUnion Station5:35 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/25/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/26/2026 5:35:00 PM. 50 Economy ticket for $127 per person are available. Travel duration is 36h 45m
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FlixBus38h 40m03:45 PMWashington, DCUnion Station5:25 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/25/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 5:25:00 AM. 50 Economy ticket for $129 per person are available. Travel duration is 38h 40m
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FlixBus41h 35m010:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/25/2026 10:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 3:20:00 PM. 50 Economy ticket for $129 per person are available. Travel duration is 41h 35m
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Greyhound US52h 35m05:35 PMWashington, DCUnion Station9:10 PMSan Antonio, TXPearl District0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/25/2026 5:35:00 PM to Pearl District, San Antonio, TX (USA) arriving at 6/27/2026 9:10:00 PM. 50 Economy ticket for $130 per person are available. Travel duration is 52h 35m
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Greyhound US70h 40m011:30 PMWashington, DCUnion Station9:10 PMSan Antonio, TXPearl District0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/25/2026 11:30:00 PM to Pearl District, San Antonio, TX (USA) arriving at 6/28/2026 9:10:00 PM. 50 Economy ticket for $143 per person are available. Travel duration is 70h 40m
Fastest Flights Thursday
Fastest Buses Thursday
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United Airlines6h 59m06:15 AMBaltimore/Washington AirportBaltimore/Washington Airport12:14 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/26/2026 6:15:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/26/2026 12:14:00 PM. 50 Economy ticket for $241 per person are available. Travel duration is 6h 59m
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Allegiant Air19h 35m09:02 PMWashington Dulles AirportWashington Dulles Airport3:37 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Allegiant Air goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/26/2026 9:02:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 3:37:00 PM. 50 Economy ticket for $292 per person are available. Travel duration is 19h 35m
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Sun Country Airlines25h 1m06:55 PMBaltimore/Washington AirportBaltimore/Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Sun Country Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/26/2026 6:55:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 6:56:00 PM. 50 Economy ticket for $393 per person are available. Travel duration is 25h 1m
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Frontier Airlines25h 56m06:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/26/2026 6:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 6:56:00 PM. 50 Economy ticket for $229 per person are available. Travel duration is 25h 56m
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JetBlue Airways26h 11m07:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport8:11 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/26/2026 7:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 8:11:00 PM. 50 Economy ticket for $360 per person are available. Travel duration is 26h 11m
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Greyhound US36h 30m03:50 AMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/26/2026 3:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 3:20:00 PM. 50 Economy ticket for $136 per person are available. Travel duration is 36h 30m
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Greyhound US37h 20m05:50 AMWashington, DCUnion Station6:10 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/26/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 6:10:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 37h 20m
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FlixBus38h 30m09:15 AMWashington, DCUnion Station10:45 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/26/2026 9:15:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/27/2026 10:45:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 38h 30m
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FlixBus38h 40m03:45 PMWashington, DCUnion Station5:25 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/26/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 5:25:00 AM. 50 Economy ticket for $137 per person are available. Travel duration is 38h 40m
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Greyhound US40h 35m011:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/26/2026 11:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 3:20:00 PM. 50 Economy ticket for $136 per person are available. Travel duration is 40h 35m
Fastest Flights Friday
Fastest Buses Friday
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United Airlines5h 59m07:15 AMRonald Reagan Washington AirportRonald Reagan Washington Airport12:14 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/27/2026 7:15:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 12:14:00 PM. 50 Economy ticket for $291 per person are available. Travel duration is 5h 59m
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JetBlue Airways10h 37m06:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport3:37 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/27/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 3:37:00 PM. 50 Economy ticket for $349 per person are available. Travel duration is 10h 37m
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Frontier Airlines11h 36m09:35 AMWashington Dulles AirportWashington Dulles Airport8:11 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/27/2026 9:35:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/27/2026 8:11:00 PM. 50 Economy ticket for $173 per person are available. Travel duration is 11h 36m
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Sun Country Airlines22h 24m012:25 PMBaltimore/Washington AirportBaltimore/Washington Airport9:49 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Sun Country Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/27/2026 12:25:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/28/2026 9:49:00 AM. 50 Economy ticket for $476 per person are available. Travel duration is 22h 24m
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Aeroméxico27h 35m07:40 AMBaltimore/Washington AirportBaltimore/Washington Airport10:15 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Aeroméxico goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/27/2026 7:40:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/28/2026 10:15:00 AM. 50 Economy ticket for $415 per person are available. Travel duration is 27h 35m
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Greyhound US37h 20m05:50 AMWashington, DCUnion Station6:10 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/27/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 6:10:00 PM. 50 Economy ticket for $144 per person are available. Travel duration is 37h 20m
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FlixBus38h 15m03:45 PMWashington, DCUnion Station5:00 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/27/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 5:00:00 AM. 50 Economy ticket for $145 per person are available. Travel duration is 38h 15m
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FlixBus38h 30m09:15 AMWashington, DCUnion Station10:45 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/27/2026 9:15:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/28/2026 10:45:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 38h 30m
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Greyhound US40h 35m011:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/27/2026 11:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 3:20:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 40h 35m
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Greyhound US54h 50m05:35 PMWashington, DCUnion Station11:25 PMSan Antonio, TXPearl District0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/27/2026 5:35:00 PM to Pearl District, San Antonio, TX (USA) arriving at 6/29/2026 11:25:00 PM. 50 Economy ticket for $145 per person are available. Travel duration is 54h 50m
Fastest Flights Saturday
Fastest Buses Saturday
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United Airlines8h 5m012:52 PMRonald Reagan Washington AirportRonald Reagan Washington Airport7:57 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from United Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/28/2026 12:52:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/28/2026 7:57:00 PM. 50 Economy ticket for $277 per person are available. Travel duration is 8h 5m
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Sun Country Airlines18h 21m04:20 PMWashington Dulles AirportWashington Dulles Airport9:41 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Sun Country Airlines goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 6/28/2026 4:20:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 9:41:00 AM. 50 Economy ticket for $376 per person are available. Travel duration is 18h 21m
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Frontier Airlines25h 56m06:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport6:56 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/28/2026 6:00:00 PM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 6:56:00 PM. 50 Economy ticket for $229 per person are available. Travel duration is 25h 56m
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Aeroméxico29h 35m05:40 AMBaltimore/Washington AirportBaltimore/Washington Airport10:15 AMSan Antonio AirportSan Antonio Airport0EconomyA Flight from Aeroméxico goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 6/28/2026 5:40:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 10:15:00 AM. 50 Economy ticket for $397 per person are available. Travel duration is 29h 35m
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JetBlue Airways39h 11m06:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport8:11 PMSan Antonio AirportSan Antonio Airport0EconomyA Flight from JetBlue Airways goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 6/28/2026 6:00:00 AM to San Antonio Airport, San Antonio Airport (USA) arriving at 6/29/2026 8:11:00 PM. 50 Economy ticket for $341 per person are available. Travel duration is 39h 11m
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Greyhound US36h 30m03:50 AMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/28/2026 3:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 3:20:00 PM. 50 Economy ticket for $140 per person are available. Travel duration is 36h 30m
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Greyhound US37h 20m05:50 AMWashington, DCUnion Station6:10 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/28/2026 5:50:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 6:10:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 37h 20m
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FlixBus38h 15m03:45 PMWashington, DCUnion Station5:00 AMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/28/2026 3:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/30/2026 5:00:00 AM. 50 Economy ticket for $140 per person are available. Travel duration is 38h 15m
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FlixBus38h 30m09:15 AMWashington, DCUnion Station10:45 PMSan Antonio, TXBus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 6/28/2026 9:15:00 AM to Bus Station, San Antonio, TX (USA) arriving at 6/29/2026 10:45:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 38h 30m
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Greyhound US40h 35m011:45 PMWashington, DCUnion Station3:20 PMSan Antonio, TXBus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 6/28/2026 11:45:00 PM to Bus Station, San Antonio, TX (USA) arriving at 6/30/2026 3:20:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 40h 35m
Fastest Flights Sunday
Fastest Buses Sunday
Here you will find all operators and timetables for a
Bus from Washington, DC to San Antonio, TX
What are the most popular stations in Washington, DC and San Antonio, TX?
In Washington, DC, you will usually depart from Union Station, Armory Metro or Dupont Circle Station, while in San Antonio, TX you will be arriving at Tornado Bus Company, Bus Station or W. Southcross & Buffalo Bus Stop, 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 San Antonio, TX from Washington, DC? With 10 connections between 2 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 Washington, DC and San Antonio, TX, you can pay as low as $127 with a Bus from Greyhound US.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 San Antonio, TX in just 5h 59m.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 Washington, DC and San Antonio, TX are Greyhound US, FlixBus and Frontier 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 Washington, DC and San Antonio, TX 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 Ronald Reagan Washington Airport or to Olmos Park, TX, and look at flights from Ronald Reagan Washington Airport, and landing at San Antonio 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 Washington, DC to San Antonio, TX?
The most popular companies between Washington, DC and San Antonio, TX, are Greyhound US, FlixBus and Frontier Airlines. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: Greyhound US and FlixBus
Airlines: Frontier Airlines, United Airlines, JetBlue Airways and 5 more.
All you need to know when you travel from Washington, DC to San Antonio, TX
Check all information on comfort and services on all modes of transports from Washington, DC to San Antonio, TX. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from Washington, DC to San Antonio, TX
How can I reach San Antonio, TX from Washington, DC?
Every day, there are on average 10 connections between Flight and Bus, with which you can get to San Antonio, TX from Washington, DC.
How far is San Antonio, TX from Washington, DC?
The distance between Washington, DC and San Antonio, TX is 1,386.9 miles.
What is the most ecofriendly mode of transport between Washington, DC and San Antonio, TX?
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 Washington, DC to San Antonio, TX?
You can get to San Antonio, TX with just $127 by taking a Bus from Greyhound US.
What is the fastest way to get from Washington, DC to San Antonio, TX?
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 San Antonio, TX in just 5h 59m with a Flight from United Airlines.
More routes to Washington, DC and to San Antonio, TX
Looking for more options? Here you can see the most popular routes to Washington, DC and to San Antonio, TX. Simply click on a connection, and you’ll find all the details about the route!
