What is the best way to travel from Washington, DC to Knoxville, TN?
Looking for a trip? Compare all the available Buses and Flights for the journey to Knoxville, TN 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 Knoxville, TN from Washington, DC?
You can get to Knoxville, TN with just $40 by taking a Flight from Allegiant Air, 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 US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/4/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/4/2025 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/4/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/4/2025 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/4/2025 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/5/2025 9:50:00 PM. 50 Economy ticket for $76 per person are available. Travel duration is 23h 5m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/4/2025 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/5/2025 9:50:00 PM. 50 Economy ticket for $82 per person are available. Travel duration is 23h 5m
Cheapest Buses Thursday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/5/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/5/2025 6:00:00 PM. 50 Economy ticket for $60 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/5/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/5/2025 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/5/2025 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/6/2025 9:50:00 PM. 50 Economy ticket for $93 per person are available. Travel duration is 23h 5m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/5/2025 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/6/2025 9:50:00 PM. 50 Economy ticket for $94 per person are available. Travel duration is 23h 5m
Cheapest Buses Friday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/6/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/6/2025 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/6/2025 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/7/2025 9:50:00 PM. 50 Economy ticket for $101 per person are available. Travel duration is 23h 5m
Cheapest Buses Saturday
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Allegiant Air1h 40m07:57 PMWashington Dulles AirportWashington Dulles Airport9:37 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/7/2025 7:57:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 9:37:00 PM. 50 Economy ticket for $40 per person are available. Travel duration is 1h 40m
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Frontier Airlines7h 57m08:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/7/2025 8:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 3:57:00 PM. 50 Economy ticket for $106 per person are available. Travel duration is 7h 57m
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Spirit Airlines13h 27m07:06 PMBaltimore/Washington AirportBaltimore/Washington Airport8:33 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/7/2025 7:06:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 8:33:00 AM. 50 Economy ticket for $122 per person are available. Travel duration is 13h 27m
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Skyscanner1h 48m09:00 AMWashington Dulles AirportWashington Dulles Airport10:48 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Skyscanner goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/7/2025 9:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 10:48:00 AM. 50 Economy ticket for $379 per person are available. Travel duration is 1h 48m
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United Airlines4h 47m08:30 AMRonald Reagan Washington AirportRonald Reagan Washington Airport1:17 PMKnoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/7/2025 8:30:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 1:17:00 PM. 50 Economy ticket for $388 per person are available. Travel duration is 4h 47m
Cheapest Flights Sunday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/8/2025 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/8/2025 6:00:00 PM. 50 Economy ticket for $58 per person are available. Travel duration is 12h 10m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 10:10:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/9/2025 9:50:00 PM. 50 Economy ticket for $73 per person are available. Travel duration is 23h 40m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 10:10:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/9/2025 9:50:00 PM. 50 Economy ticket for $90 per person are available. Travel duration is 23h 40m
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Frontier Airlines7h 57m08:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/8/2025 8:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 3:57:00 PM. 50 Economy ticket for $102 per person are available. Travel duration is 7h 57m
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Frontier Airlines13h 12m08:37 AMBaltimore/Washington AirportBaltimore/Washington Airport9:49 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/8/2025 8:37:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 9:49:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 13h 12m
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Spirit Airlines11h 9m010:40 AMBaltimore/Washington AirportBaltimore/Washington Airport9:49 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/8/2025 10:40:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 9:49:00 PM. 50 Economy ticket for $125 per person are available. Travel duration is 11h 9m
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Spirit Airlines20h 2m08:00 PMBaltimore/Washington AirportBaltimore/Washington Airport4:02 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/8/2025 8:00:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/9/2025 4:02:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 20h 2m
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Skyscanner1h 48m09:00 AMWashington Dulles AirportWashington Dulles Airport10:48 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Skyscanner goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/8/2025 9:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 10:48:00 AM. 50 Economy ticket for $378 per person are available. Travel duration is 1h 48m
Cheapest Buses Monday
Cheapest Flights Monday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/9/2025 6:00:00 PM. 50 Economy ticket for $58 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/9/2025 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 10:10:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/10/2025 9:50:00 PM. 50 Economy ticket for $73 per person are available. Travel duration is 23h 40m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 10:10:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/10/2025 9:50:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 23h 40m
Cheapest Buses Tuesday
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Frontier Airlines26h 57m01:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/10/2025 1:00:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 3:57:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 26h 57m
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Frontier Airlines21h 57m06:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/10/2025 6:00:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 3:57:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 21h 57m
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Spirit Airlines25h 52m010:40 AMBaltimore/Washington AirportBaltimore/Washington Airport12:32 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/10/2025 10:40:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 12:32:00 PM. 50 Economy ticket for $158 per person are available. Travel duration is 25h 52m
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Spirit Airlines21h 16m07:06 PMBaltimore/Washington AirportBaltimore/Washington Airport4:22 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/10/2025 7:06:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 4:22:00 PM. 50 Economy ticket for $265 per person are available. Travel duration is 21h 16m
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Skyscanner1h 48m09:00 AMWashington Dulles AirportWashington Dulles Airport10:48 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Skyscanner goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/10/2025 9:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/10/2025 10:48:00 AM. 50 Economy ticket for $383 per person are available. Travel duration is 1h 48m
Cheapest Flights Wednesday
What are the fastest trips from Washington, DC to Knoxville, TN?
You can get to Knoxville, TN from Washington, DC in just 1h 40m with a Flight from Allegiant Air. 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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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/4/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/4/2025 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/4/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/4/2025 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/4/2025 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/5/2025 9:50:00 PM. 50 Economy ticket for $76 per person are available. Travel duration is 23h 5m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/4/2025 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/5/2025 9:50:00 PM. 50 Economy ticket for $82 per person are available. Travel duration is 23h 5m
Fastest Buses Thursday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/5/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/5/2025 6:00:00 PM. 50 Economy ticket for $60 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/5/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/5/2025 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/5/2025 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/6/2025 9:50:00 PM. 50 Economy ticket for $93 per person are available. Travel duration is 23h 5m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/5/2025 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/6/2025 9:50:00 PM. 50 Economy ticket for $94 per person are available. Travel duration is 23h 5m
Fastest Buses Friday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/6/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/6/2025 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
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FlixBus23h 5m010:45 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Union Station, Washington, DC (USA) at 12/6/2025 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/7/2025 9:50:00 PM. 50 Economy ticket for $101 per person are available. Travel duration is 23h 5m
Fastest Buses Saturday
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Allegiant Air1h 40m07:57 PMWashington Dulles AirportWashington Dulles Airport9:37 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/7/2025 7:57:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 9:37:00 PM. 50 Economy ticket for $40 per person are available. Travel duration is 1h 40m
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Skyscanner1h 48m09:00 AMWashington Dulles AirportWashington Dulles Airport10:48 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Skyscanner goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/7/2025 9:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 10:48:00 AM. 50 Economy ticket for $379 per person are available. Travel duration is 1h 48m
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United Airlines4h 47m08:30 AMRonald Reagan Washington AirportRonald Reagan Washington Airport1:17 PMKnoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/7/2025 8:30:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 1:17:00 PM. 50 Economy ticket for $388 per person are available. Travel duration is 4h 47m
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Frontier Airlines7h 57m08:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/7/2025 8:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/7/2025 3:57:00 PM. 50 Economy ticket for $106 per person are available. Travel duration is 7h 57m
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Spirit Airlines13h 27m07:06 PMBaltimore/Washington AirportBaltimore/Washington Airport8:33 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/7/2025 7:06:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 8:33:00 AM. 50 Economy ticket for $122 per person are available. Travel duration is 13h 27m
Fastest Flights Sunday
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Skyscanner1h 48m09:00 AMWashington Dulles AirportWashington Dulles Airport10:48 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Skyscanner goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/8/2025 9:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 10:48:00 AM. 50 Economy ticket for $378 per person are available. Travel duration is 1h 48m
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Frontier Airlines7h 57m08:00 AMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/8/2025 8:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 3:57:00 PM. 50 Economy ticket for $102 per person are available. Travel duration is 7h 57m
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Spirit Airlines11h 9m010:40 AMBaltimore/Washington AirportBaltimore/Washington Airport9:49 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/8/2025 10:40:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 9:49:00 PM. 50 Economy ticket for $125 per person are available. Travel duration is 11h 9m
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Frontier Airlines13h 12m08:37 AMBaltimore/Washington AirportBaltimore/Washington Airport9:49 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/8/2025 8:37:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/8/2025 9:49:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 13h 12m
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Spirit Airlines20h 2m08:00 PMBaltimore/Washington AirportBaltimore/Washington Airport4:02 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/8/2025 8:00:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/9/2025 4:02:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 20h 2m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/8/2025 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/8/2025 6:00:00 PM. 50 Economy ticket for $58 per person are available. Travel duration is 12h 10m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 10:10:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/9/2025 9:50:00 PM. 50 Economy ticket for $73 per person are available. Travel duration is 23h 40m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/8/2025 10:10:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/9/2025 9:50:00 PM. 50 Economy ticket for $90 per person are available. Travel duration is 23h 40m
Fastest Flights Monday
Fastest Buses Monday
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/9/2025 6:00:00 PM. 50 Economy ticket for $58 per person are available. Travel duration is 12h 10m
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Greyhound US12h 10m05:50 AMWashington, DCUnion Station6:00 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/9/2025 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNKnoxville Area Transit Bus Stop0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 10:10:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 12/10/2025 9:50:00 PM. 50 Economy ticket for $73 per person are available. Travel duration is 23h 40m
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Greyhound US23h 40m010:10 PMWashington, DCUnion Station9:50 PMKnoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 12/9/2025 10:10:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 12/10/2025 9:50:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 23h 40m
Fastest Buses Tuesday
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Skyscanner1h 48m09:00 AMWashington Dulles AirportWashington Dulles Airport10:48 AMKnoxville AirportKnoxville Airport0EconomyA Flight from Skyscanner goes from Washington Dulles Airport, Washington Dulles Airport (USA) at 12/10/2025 9:00:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/10/2025 10:48:00 AM. 50 Economy ticket for $383 per person are available. Travel duration is 1h 48m
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Spirit Airlines21h 16m07:06 PMBaltimore/Washington AirportBaltimore/Washington Airport4:22 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/10/2025 7:06:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 4:22:00 PM. 50 Economy ticket for $265 per person are available. Travel duration is 21h 16m
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Frontier Airlines21h 57m06:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/10/2025 6:00:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 3:57:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 21h 57m
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Spirit Airlines25h 52m010:40 AMBaltimore/Washington AirportBaltimore/Washington Airport12:32 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Spirit Airlines goes from Baltimore/Washington Airport, Baltimore/Washington Airport (USA) at 12/10/2025 10:40:00 AM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 12:32:00 PM. 50 Economy ticket for $158 per person are available. Travel duration is 25h 52m
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Frontier Airlines26h 57m01:00 PMRonald Reagan Washington AirportRonald Reagan Washington Airport3:57 PMKnoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Ronald Reagan Washington Airport, Ronald Reagan Washington Airport (USA) at 12/10/2025 1:00:00 PM to Knoxville Airport, Knoxville Airport (USA) arriving at 12/11/2025 3:57:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 26h 57m
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Here you will find all operators and timetables for a
Bus from Washington, DC to Knoxville, TN
What are the most popular stations in Washington, DC and Knoxville, TN?
In Washington, DC, you will usually depart from Union Station, Armory Metro or Dupont Circle Station, while in Knoxville, TN you will be arriving at Knoxville Area Transit Bus Stop, Greyhound Bus Station or Transit Center, 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 Knoxville, TN from Washington, DC? With 4 connections between 2 Bus and Flight 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 Knoxville, TN, you can pay as low as $40 with a Flight from Allegiant Air.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 Allegiant Air: you will get to Knoxville, TN in just 1h 40m.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 Knoxville, TN 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 Knoxville, TN 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 Wildwood, TN, and look at flights from Ronald Reagan Washington Airport, and landing at Knoxville 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 Knoxville, TN?
The most popular companies between Washington, DC and Knoxville, TN, 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, Spirit Airlines, Skyscanner and 2 more.
All you need to know when you travel from Washington, DC to Knoxville, TN
Check all information on comfort and services on all modes of transports from Washington, DC to Knoxville, TN. 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 Knoxville, TN
How can I reach Knoxville, TN from Washington, DC?
Every day, there are on average 4 connections between Bus and Flight, with which you can get to Knoxville, TN from Washington, DC.
How far is Knoxville, TN from Washington, DC?
The distance between Washington, DC and Knoxville, TN is 429.7 miles.
What is the most ecofriendly mode of transport between Washington, DC and Knoxville, TN?
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 19 kgs of CO2, a train 24 kgs, a car 118 kgs, and a flight 170 kgs.
What is the cheapest mode of transport from Washington, DC to Knoxville, TN?
You can get to Knoxville, TN with just $40 by taking a Flight from Allegiant Air.
What is the fastest way to get from Washington, DC to Knoxville, TN?
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 Knoxville, TN in just 1h 40m with a Flight from Allegiant Air.
More routes to Washington, DC and to Knoxville, TN
Looking for more options? Here you can see the most popular routes to Washington, DC and to Knoxville, TN. Simply click on a connection, and you’ll find all the details about the route!
- Trips to Washington, DC
- Atlanta, GA to Washington, DC
- Baltimore/Washington Airport to Washington, DC
- Boston, MA to Washington, DC
- Charlotte to Washington, DC
- Houston to Washington, DC
- Ithaca, NY to Washington, DC
- Montreal to Washington, DC
- New York to Washington, DC
- Oklahoma City, OK to Washington, DC
- Orlando, FL to Washington, DC
- Pittsburgh to Washington, DC
- Toronto, ON to Washington, DC
- Washington Dulles Airport to Washington, DC

