What is the best way to travel from Knoxville, TN to Philadelphia?
Looking for a trip? Compare all the available Flights and Buses for the journey to Philadelphia from Knoxville, TN. Check between different modes of transportation, look for the cheapest tickets, fastest rides and most popular stations, and see all 1 available companies to find your perfect trip!
What is the cheapest way to reach Philadelphia from Knoxville, TN?
You can get to Philadelphia with just $44 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 US16h 15m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop3:05 PMPhiladelphiaConvention Center0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/2/2026 10:50:00 PM to Convention Center, Philadelphia (USA) arriving at 6/3/2026 3:05:00 PM. 50 Economy ticket for $75 per person are available. Travel duration is 16h 15m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/2/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/3/2026 8:35:00 PM. 50 Economy ticket for $75 per person are available. Travel duration is 21h 45m
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Allegiant Air24h 7m011:31 AMKnoxville AirportKnoxville Airport11:38 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 11:31:00 AM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/3/2026 11:38:00 AM. 50 Economy ticket for $96 per person are available. Travel duration is 24h 7m
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Allegiant Air16h 37m05:00 PMKnoxville AirportKnoxville Airport9:37 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:00:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/3/2026 9:37:00 AM. 50 Economy ticket for $104 per person are available. Travel duration is 16h 37m
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Allegiant Air21h 57m05:05 PMKnoxville AirportKnoxville Airport3:02 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:05:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 3:02:00 PM. 50 Economy ticket for $123 per person are available. Travel duration is 21h 57m
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Allegiant Air15h 59m05:00 PMKnoxville AirportKnoxville Airport8:59 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:00:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 8:59:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 15h 59m
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Allegiant Air28h 3m011:31 AMKnoxville AirportKnoxville Airport3:34 PMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 11:31:00 AM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/3/2026 3:34:00 PM. 50 Economy ticket for $203 per person are available. Travel duration is 28h 3m
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United Airlines6h 25m06:00 AMKnoxville AirportKnoxville Airport12:25 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/2/2026 12:25:00 PM. 50 Economy ticket for $412 per person are available. Travel duration is 6h 25m
Cheapest Buses Tuesday
Cheapest Flights Tuesday
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Greyhound US16h 15m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop3:05 PMPhiladelphiaConvention Center0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to Convention Center, Philadelphia (USA) arriving at 6/4/2026 3:05:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 16h 15m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/4/2026 8:35:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 21h 45m
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Greyhound US21h 45m010:50 PMKnoxville, TNGreyhound Bus Station8:35 PMPhiladelphiaIRS Building0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to IRS Building, Philadelphia (USA) arriving at 6/4/2026 8:35:00 PM. 50 Economy ticket for $84 per person are available. Travel duration is 21h 45m
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Greyhound US16h 15m010:50 PMKnoxville, TNGreyhound Bus Station3:05 PMPhiladelphiaSpring Garden St Station0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to Spring Garden St Station, Philadelphia (USA) arriving at 6/4/2026 3:05:00 PM. 50 Economy ticket for $84 per person are available. Travel duration is 16h 15m
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Allegiant Air21h 58m01:02 PMKnoxville AirportKnoxville Airport11:00 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 1:02:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/4/2026 11:00:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 21h 58m
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Allegiant Air19h 23m02:19 PMKnoxville AirportKnoxville Airport9:42 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 2:19:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/4/2026 9:42:00 AM. 50 Economy ticket for $113 per person are available. Travel duration is 19h 23m
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Allegiant Air10h 51m01:02 PMKnoxville AirportKnoxville Airport11:53 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 1:02:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 11:53:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 10h 51m
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Allegiant Air9h 10m02:19 PMKnoxville AirportKnoxville Airport11:29 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 2:19:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 11:29:00 PM. 50 Economy ticket for $132 per person are available. Travel duration is 9h 10m
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Allegiant Air18h 35m02:19 PMKnoxville AirportKnoxville Airport8:54 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 2:19:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 8:54:00 AM. 50 Economy ticket for $170 per person are available. Travel duration is 18h 35m
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United Airlines8h 47m06:00 AMKnoxville AirportKnoxville Airport2:47 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 2:47:00 PM. 50 Economy ticket for $365 per person are available. Travel duration is 8h 47m
Cheapest Buses Wednesday
Cheapest Flights Wednesday
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Allegiant Air1h 50m03:47 PMKnoxville AirportKnoxville Airport5:37 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 3:47:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 5:37:00 PM. 50 Economy ticket for $55 per person are available. Travel duration is 1h 50m
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Allegiant Air28h 4m03:42 PMKnoxville AirportKnoxville Airport7:46 PMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 3:42:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/5/2026 7:46:00 PM. 50 Economy ticket for $104 per person are available. Travel duration is 28h 4m
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Allegiant Air18h 0m03:42 PMKnoxville AirportKnoxville Airport9:42 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 3:42:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/5/2026 9:42:00 AM. 50 Economy ticket for $105 per person are available. Travel duration is 18h 0m
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Allegiant Air20h 41m01:01 PMKnoxville AirportKnoxville Airport9:42 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 1:01:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/5/2026 9:42:00 AM. 50 Economy ticket for $117 per person are available. Travel duration is 20h 41m
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Allegiant Air21h 30m06:04 PMKnoxville AirportKnoxville Airport3:34 PMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 6:04:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/5/2026 3:34:00 PM. 50 Economy ticket for $190 per person are available. Travel duration is 21h 30m
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United Airlines13h 18m06:00 AMKnoxville AirportKnoxville Airport7:18 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 7:18:00 PM. 50 Economy ticket for $414 per person are available. Travel duration is 13h 18m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/4/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/5/2026 8:35:00 PM. 50 Economy ticket for $78 per person are available. Travel duration is 21h 45m
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Greyhound US16h 15m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop3:05 PMPhiladelphiaConvention Center0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/4/2026 10:50:00 PM to Convention Center, Philadelphia (USA) arriving at 6/5/2026 3:05:00 PM. 50 Economy ticket for $79 per person are available. Travel duration is 16h 15m
Cheapest Flights Thursday
Cheapest Buses Thursday
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Allegiant Air26h 1m010:03 PMKnoxville AirportKnoxville Airport12:04 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 12:04:00 AM. 50 Economy ticket for $142 per person are available. Travel duration is 26h 1m
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Allegiant Air21h 15m010:03 PMKnoxville AirportKnoxville Airport7:18 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 7:18:00 PM. 50 Economy ticket for $142 per person are available. Travel duration is 21h 15m
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Frontier Airlines9h 5m08:32 PMKnoxville AirportKnoxville Airport5:37 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Frontier Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 8:32:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 5:37:00 AM. 50 Economy ticket for $258 per person are available. Travel duration is 9h 5m
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United Airlines28h 43m07:15 AMKnoxville AirportKnoxville Airport11:58 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 7:15:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 11:58:00 AM. 50 Economy ticket for $412 per person are available. Travel duration is 28h 43m
Cheapest Flights Friday
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/6/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/7/2026 8:35:00 PM. 50 Economy ticket for $88 per person are available. Travel duration is 21h 45m
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Allegiant Air14h 13m08:47 PMKnoxville AirportKnoxville Airport11:00 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 8:47:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/7/2026 11:00:00 AM. 50 Economy ticket for $104 per person are available. Travel duration is 14h 13m
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Allegiant Air25h 35m09:25 AMKnoxville AirportKnoxville Airport11:00 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 9:25:00 AM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/7/2026 11:00:00 AM. 50 Economy ticket for $168 per person are available. Travel duration is 25h 35m
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Allegiant Air18h 4m06:00 AMKnoxville AirportKnoxville Airport12:04 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 12:04:00 AM. 50 Economy ticket for $177 per person are available. Travel duration is 18h 4m
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Allegiant Air12h 12m012:54 PMKnoxville AirportKnoxville Airport1:06 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 12:54:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 1:06:00 AM. 50 Economy ticket for $195 per person are available. Travel duration is 12h 12m
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Allegiant Air14h 28m09:25 AMKnoxville AirportKnoxville Airport11:53 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 9:25:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 11:53:00 PM. 50 Economy ticket for $210 per person are available. Travel duration is 14h 28m
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Allegiant Air15h 3m06:00 AMKnoxville AirportKnoxville Airport9:03 PMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 6:00:00 AM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/6/2026 9:03:00 PM. 50 Economy ticket for $232 per person are available. Travel duration is 15h 3m
Cheapest Buses Saturday
Cheapest Flights Saturday
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Allegiant Air1h 50m03:46 PMKnoxville AirportKnoxville Airport5:36 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 3:46:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 5:36:00 PM. 50 Economy ticket for $44 per person are available. Travel duration is 1h 50m
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Allegiant Air27h 25m09:19 PMKnoxville AirportKnoxville Airport12:44 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 9:19:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 12:44:00 AM. 50 Economy ticket for $193 per person are available. Travel duration is 27h 25m
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Allegiant Air19h 53m01:01 PMKnoxville AirportKnoxville Airport8:54 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 1:01:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/8/2026 8:54:00 AM. 50 Economy ticket for $198 per person are available. Travel duration is 19h 53m
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United Airlines18h 59m06:00 AMKnoxville AirportKnoxville Airport12:59 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/8/2026 12:59:00 AM. 50 Economy ticket for $444 per person are available. Travel duration is 18h 59m
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United Airlines15h 19m06:00 AMKnoxville AirportKnoxville Airport9:19 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 9:19:00 PM. 50 Economy ticket for $514 per person are available. Travel duration is 15h 19m
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Greyhound US22h 5m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:55 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/7/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/8/2026 8:55:00 PM. 50 Economy ticket for $89 per person are available. Travel duration is 22h 5m
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Greyhound US16h 15m010:50 PMKnoxville, TNGreyhound Bus Station3:05 PMPhiladelphiaSpring Garden St Station0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/7/2026 10:50:00 PM to Spring Garden St Station, Philadelphia (USA) arriving at 6/8/2026 3:05:00 PM. 50 Economy ticket for $91 per person are available. Travel duration is 16h 15m
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Greyhound US22h 5m010:50 PMKnoxville, TNGreyhound Bus Station8:55 PMPhiladelphiaIRS Building0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/7/2026 10:50:00 PM to IRS Building, Philadelphia (USA) arriving at 6/8/2026 8:55:00 PM. 50 Economy ticket for $93 per person are available. Travel duration is 22h 5m
Cheapest Flights Sunday
Cheapest Buses Sunday
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Greyhound US22h 5m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:55 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/8/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/9/2026 8:55:00 PM. 50 Economy ticket for $83 per person are available. Travel duration is 22h 5m
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Greyhound US16h 15m010:50 PMKnoxville, TNGreyhound Bus Station3:05 PMPhiladelphiaSpring Garden St Station0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/8/2026 10:50:00 PM to Spring Garden St Station, Philadelphia (USA) arriving at 6/9/2026 3:05:00 PM. 50 Economy ticket for $86 per person are available. Travel duration is 16h 15m
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Greyhound US22h 5m010:50 PMKnoxville, TNGreyhound Bus Station8:55 PMPhiladelphiaIRS Building0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/8/2026 10:50:00 PM to IRS Building, Philadelphia (USA) arriving at 6/9/2026 8:55:00 PM. 50 Economy ticket for $87 per person are available. Travel duration is 22h 5m
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Allegiant Air11h 54m010:03 PMKnoxville AirportKnoxville Airport9:57 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 10:03:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/9/2026 9:57:00 AM. 50 Economy ticket for $110 per person are available. Travel duration is 11h 54m
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Allegiant Air15h 54m010:03 PMKnoxville AirportKnoxville Airport1:57 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 1:57:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 15h 54m
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Allegiant Air10h 48m010:03 PMKnoxville AirportKnoxville Airport8:51 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 8:51:00 AM. 50 Economy ticket for $114 per person are available. Travel duration is 10h 48m
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Allegiant Air14h 30m07:27 PMKnoxville AirportKnoxville Airport9:57 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 7:27:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/9/2026 9:57:00 AM. 50 Economy ticket for $115 per person are available. Travel duration is 14h 30m
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Frontier Airlines9h 5m08:32 PMKnoxville AirportKnoxville Airport5:37 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Frontier Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 8:32:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 5:37:00 AM. 50 Economy ticket for $133 per person are available. Travel duration is 9h 5m
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Allegiant Air18h 0m03:57 PMKnoxville AirportKnoxville Airport9:57 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 3:57:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/9/2026 9:57:00 AM. 50 Economy ticket for $137 per person are available. Travel duration is 18h 0m
Cheapest Buses Monday
Cheapest Flights Monday
What are the fastest trips from Knoxville, TN to Philadelphia?
You can get to Philadelphia from Knoxville, TN in just 1h 50m 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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Skyscanner4h 0m05:45 AMKnoxville AirportKnoxville Airport9:45 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Skyscanner goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:45:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/2/2026 9:45:00 AM. 50 Economy ticket for $458 per person are available. Travel duration is 4h 0m
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United Airlines5h 25m01:54 PMKnoxville AirportKnoxville Airport7:19 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 1:54:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/2/2026 7:19:00 PM. 50 Economy ticket for $456 per person are available. Travel duration is 5h 25m
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United Airlines6h 25m06:00 AMKnoxville AirportKnoxville Airport12:25 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/2/2026 12:25:00 PM. 50 Economy ticket for $412 per person are available. Travel duration is 6h 25m
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Allegiant Air15h 59m05:00 PMKnoxville AirportKnoxville Airport8:59 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:00:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 8:59:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 15h 59m
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Allegiant Air16h 37m05:00 PMKnoxville AirportKnoxville Airport9:37 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:00:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/3/2026 9:37:00 AM. 50 Economy ticket for $104 per person are available. Travel duration is 16h 37m
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Allegiant Air21h 57m05:05 PMKnoxville AirportKnoxville Airport3:02 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/2/2026 5:05:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 3:02:00 PM. 50 Economy ticket for $123 per person are available. Travel duration is 21h 57m
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Greyhound US16h 15m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop3:05 PMPhiladelphiaConvention Center0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/2/2026 10:50:00 PM to Convention Center, Philadelphia (USA) arriving at 6/3/2026 3:05:00 PM. 50 Economy ticket for $75 per person are available. Travel duration is 16h 15m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/2/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/3/2026 8:35:00 PM. 50 Economy ticket for $75 per person are available. Travel duration is 21h 45m
Fastest Flights Tuesday
Fastest Buses Tuesday
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United Airlines8h 47m06:00 AMKnoxville AirportKnoxville Airport2:47 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 2:47:00 PM. 50 Economy ticket for $365 per person are available. Travel duration is 8h 47m
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Allegiant Air9h 10m02:19 PMKnoxville AirportKnoxville Airport11:29 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 2:19:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 11:29:00 PM. 50 Economy ticket for $132 per person are available. Travel duration is 9h 10m
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Allegiant Air10h 51m01:02 PMKnoxville AirportKnoxville Airport11:53 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 1:02:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 11:53:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 10h 51m
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United Airlines11h 52m06:00 AMKnoxville AirportKnoxville Airport5:52 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/3/2026 5:52:00 PM. 50 Economy ticket for $365 per person are available. Travel duration is 11h 52m
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Allegiant Air18h 35m02:19 PMKnoxville AirportKnoxville Airport8:54 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 2:19:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 8:54:00 AM. 50 Economy ticket for $170 per person are available. Travel duration is 18h 35m
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Allegiant Air19h 23m02:19 PMKnoxville AirportKnoxville Airport9:42 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/3/2026 2:19:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/4/2026 9:42:00 AM. 50 Economy ticket for $113 per person are available. Travel duration is 19h 23m
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Greyhound US16h 15m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop3:05 PMPhiladelphiaConvention Center0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to Convention Center, Philadelphia (USA) arriving at 6/4/2026 3:05:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 16h 15m
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Greyhound US16h 15m010:50 PMKnoxville, TNGreyhound Bus Station3:05 PMPhiladelphiaSpring Garden St Station0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to Spring Garden St Station, Philadelphia (USA) arriving at 6/4/2026 3:05:00 PM. 50 Economy ticket for $84 per person are available. Travel duration is 16h 15m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/4/2026 8:35:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 21h 45m
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Greyhound US21h 45m010:50 PMKnoxville, TNGreyhound Bus Station8:35 PMPhiladelphiaIRS Building0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/3/2026 10:50:00 PM to IRS Building, Philadelphia (USA) arriving at 6/4/2026 8:35:00 PM. 50 Economy ticket for $84 per person are available. Travel duration is 21h 45m
Fastest Flights Wednesday
Fastest Buses Wednesday
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Allegiant Air1h 50m03:47 PMKnoxville AirportKnoxville Airport5:37 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 3:47:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 5:37:00 PM. 50 Economy ticket for $55 per person are available. Travel duration is 1h 50m
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Skyscanner4h 0m05:45 AMKnoxville AirportKnoxville Airport9:45 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Skyscanner goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 5:45:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 9:45:00 AM. 50 Economy ticket for $468 per person are available. Travel duration is 4h 0m
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United Airlines13h 18m06:00 AMKnoxville AirportKnoxville Airport7:18 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/4/2026 7:18:00 PM. 50 Economy ticket for $414 per person are available. Travel duration is 13h 18m
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Allegiant Air18h 0m03:42 PMKnoxville AirportKnoxville Airport9:42 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 3:42:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/5/2026 9:42:00 AM. 50 Economy ticket for $105 per person are available. Travel duration is 18h 0m
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United Airlines18h 59m06:00 AMKnoxville AirportKnoxville Airport12:59 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/5/2026 12:59:00 AM. 50 Economy ticket for $414 per person are available. Travel duration is 18h 59m
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Allegiant Air20h 41m01:01 PMKnoxville AirportKnoxville Airport9:42 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/4/2026 1:01:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/5/2026 9:42:00 AM. 50 Economy ticket for $117 per person are available. Travel duration is 20h 41m
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Greyhound US16h 15m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop3:05 PMPhiladelphiaConvention Center0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/4/2026 10:50:00 PM to Convention Center, Philadelphia (USA) arriving at 6/5/2026 3:05:00 PM. 50 Economy ticket for $79 per person are available. Travel duration is 16h 15m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/4/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/5/2026 8:35:00 PM. 50 Economy ticket for $78 per person are available. Travel duration is 21h 45m
Fastest Flights Thursday
Fastest Buses Thursday
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Frontier Airlines9h 5m08:32 PMKnoxville AirportKnoxville Airport5:37 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Frontier Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 8:32:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 5:37:00 AM. 50 Economy ticket for $258 per person are available. Travel duration is 9h 5m
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Allegiant Air21h 15m010:03 PMKnoxville AirportKnoxville Airport7:18 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 7:18:00 PM. 50 Economy ticket for $142 per person are available. Travel duration is 21h 15m
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Allegiant Air26h 1m010:03 PMKnoxville AirportKnoxville Airport12:04 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 12:04:00 AM. 50 Economy ticket for $142 per person are available. Travel duration is 26h 1m
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United Airlines28h 43m07:15 AMKnoxville AirportKnoxville Airport11:58 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/5/2026 7:15:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 11:58:00 AM. 50 Economy ticket for $412 per person are available. Travel duration is 28h 43m
Fastest Flights Friday
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United Airlines8h 47m06:00 AMKnoxville AirportKnoxville Airport2:47 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 2:47:00 PM. 50 Economy ticket for $411 per person are available. Travel duration is 8h 47m
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Allegiant Air12h 12m012:54 PMKnoxville AirportKnoxville Airport1:06 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 12:54:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 1:06:00 AM. 50 Economy ticket for $195 per person are available. Travel duration is 12h 12m
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Allegiant Air13h 53m07:10 AMKnoxville AirportKnoxville Airport9:03 PMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 7:10:00 AM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/6/2026 9:03:00 PM. 50 Economy ticket for $280 per person are available. Travel duration is 13h 53m
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Allegiant Air14h 13m08:47 PMKnoxville AirportKnoxville Airport11:00 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 8:47:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/7/2026 11:00:00 AM. 50 Economy ticket for $104 per person are available. Travel duration is 14h 13m
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Allegiant Air14h 28m09:25 AMKnoxville AirportKnoxville Airport11:53 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 9:25:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/6/2026 11:53:00 PM. 50 Economy ticket for $210 per person are available. Travel duration is 14h 28m
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Allegiant Air15h 3m06:00 AMKnoxville AirportKnoxville Airport9:03 PMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/6/2026 6:00:00 AM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/6/2026 9:03:00 PM. 50 Economy ticket for $232 per person are available. Travel duration is 15h 3m
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Greyhound US21h 45m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:35 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/6/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/7/2026 8:35:00 PM. 50 Economy ticket for $88 per person are available. Travel duration is 21h 45m
Fastest Flights Saturday
Fastest Buses Saturday
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Allegiant Air1h 50m03:46 PMKnoxville AirportKnoxville Airport5:36 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 3:46:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 5:36:00 PM. 50 Economy ticket for $44 per person are available. Travel duration is 1h 50m
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United Airlines15h 19m06:00 AMKnoxville AirportKnoxville Airport9:19 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/7/2026 9:19:00 PM. 50 Economy ticket for $514 per person are available. Travel duration is 15h 19m
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United Airlines18h 59m06:00 AMKnoxville AirportKnoxville Airport12:59 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from United Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 6:00:00 AM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/8/2026 12:59:00 AM. 50 Economy ticket for $444 per person are available. Travel duration is 18h 59m
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Allegiant Air19h 53m01:01 PMKnoxville AirportKnoxville Airport8:54 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 1:01:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/8/2026 8:54:00 AM. 50 Economy ticket for $198 per person are available. Travel duration is 19h 53m
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Allegiant Air27h 25m09:19 PMKnoxville AirportKnoxville Airport12:44 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/7/2026 9:19:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 12:44:00 AM. 50 Economy ticket for $193 per person are available. Travel duration is 27h 25m
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Greyhound US16h 15m010:50 PMKnoxville, TNGreyhound Bus Station3:05 PMPhiladelphiaSpring Garden St Station0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/7/2026 10:50:00 PM to Spring Garden St Station, Philadelphia (USA) arriving at 6/8/2026 3:05:00 PM. 50 Economy ticket for $91 per person are available. Travel duration is 16h 15m
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Greyhound US22h 5m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:55 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/7/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/8/2026 8:55:00 PM. 50 Economy ticket for $89 per person are available. Travel duration is 22h 5m
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Greyhound US22h 5m010:50 PMKnoxville, TNGreyhound Bus Station8:55 PMPhiladelphiaIRS Building0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/7/2026 10:50:00 PM to IRS Building, Philadelphia (USA) arriving at 6/8/2026 8:55:00 PM. 50 Economy ticket for $93 per person are available. Travel duration is 22h 5m
Fastest Flights Sunday
Fastest Buses Sunday
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Frontier Airlines9h 5m08:32 PMKnoxville AirportKnoxville Airport5:37 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Frontier Airlines goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 8:32:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 5:37:00 AM. 50 Economy ticket for $133 per person are available. Travel duration is 9h 5m
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Allegiant Air10h 48m010:03 PMKnoxville AirportKnoxville Airport8:51 AMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 8:51:00 AM. 50 Economy ticket for $114 per person are available. Travel duration is 10h 48m
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Allegiant Air11h 54m010:03 PMKnoxville AirportKnoxville Airport9:57 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 10:03:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/9/2026 9:57:00 AM. 50 Economy ticket for $110 per person are available. Travel duration is 11h 54m
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Allegiant Air14h 30m07:27 PMKnoxville AirportKnoxville Airport9:57 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 7:27:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/9/2026 9:57:00 AM. 50 Economy ticket for $115 per person are available. Travel duration is 14h 30m
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Allegiant Air15h 54m010:03 PMKnoxville AirportKnoxville Airport1:57 PMPhiladelphia AirportPhiladelphia Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 10:03:00 PM to Philadelphia Airport, Philadelphia Airport (USA) arriving at 6/9/2026 1:57:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 15h 54m
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Allegiant Air18h 0m03:57 PMKnoxville AirportKnoxville Airport9:57 AMTrenton–Mercer AirportTrenton–Mercer Airport0EconomyA Flight from Allegiant Air goes from Knoxville Airport, Knoxville Airport (USA) at 6/8/2026 3:57:00 PM to Trenton–Mercer Airport, Trenton–Mercer Airport (USA) arriving at 6/9/2026 9:57:00 AM. 50 Economy ticket for $137 per person are available. Travel duration is 18h 0m
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Greyhound US16h 15m010:50 PMKnoxville, TNGreyhound Bus Station3:05 PMPhiladelphiaSpring Garden St Station0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/8/2026 10:50:00 PM to Spring Garden St Station, Philadelphia (USA) arriving at 6/9/2026 3:05:00 PM. 50 Economy ticket for $86 per person are available. Travel duration is 16h 15m
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Greyhound US22h 5m010:50 PMKnoxville, TNKnoxville Area Transit Bus Stop8:55 PMPhiladelphiaSchuylkill Ave and Walnut Street0EconomyA Bus from Greyhound US goes from Knoxville Area Transit Bus Stop, Knoxville, TN (USA) at 6/8/2026 10:50:00 PM to Schuylkill Ave and Walnut Street, Philadelphia (USA) arriving at 6/9/2026 8:55:00 PM. 50 Economy ticket for $83 per person are available. Travel duration is 22h 5m
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Greyhound US22h 5m010:50 PMKnoxville, TNGreyhound Bus Station8:55 PMPhiladelphiaIRS Building0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Knoxville, TN (USA) at 6/8/2026 10:50:00 PM to IRS Building, Philadelphia (USA) arriving at 6/9/2026 8:55:00 PM. 50 Economy ticket for $87 per person are available. Travel duration is 22h 5m
Fastest Flights Monday
Fastest Buses Monday
Here you will find all operators and timetables for a
Bus from Knoxville, TN to Philadelphia
What are the most popular stations in Knoxville, TN and Philadelphia?
In Knoxville, TN, you will usually depart from Knoxville Area Transit Bus Stop, Greyhound Bus Station or Transit Center, while in Philadelphia you will be arriving at Spring Garden St Station, 30th Street Station or The Gallery, 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 Philadelphia from Knoxville, TN? With 9 connections between 1 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 Knoxville, TN and Philadelphia, you can pay as low as $44 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 Philadelphia in just 1h 50m.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 Knoxville, TN and Philadelphia are Allegiant Air, Greyhound US and United 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 Knoxville, TN and Philadelphia 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 Wildwood, TN or to Millbourne, PA, and look at flights from Knoxville Airport, and landing at Greater Wilmington 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 Knoxville, TN to Philadelphia?
The most popular companies between Knoxville, TN and Philadelphia, are Allegiant Air, Greyhound US and United Airlines. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: Greyhound US
Airlines: Allegiant Air, United Airlines, Frontier Airlines and 1 more.
All you need to know when you travel from Knoxville, TN to Philadelphia
Check all information on comfort and services on all modes of transports from Knoxville, TN to Philadelphia. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from Knoxville, TN to Philadelphia
How can I reach Philadelphia from Knoxville, TN?
Every day, there are on average 9 connections between Flight and Bus, with which you can get to Philadelphia from Knoxville, TN.
How far is Philadelphia from Knoxville, TN?
The distance between Knoxville, TN and Philadelphia is 549.6 miles.
What is the most ecofriendly mode of transport between Knoxville, TN and Philadelphia?
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 24 kgs of CO2, a train 31 kgs, a car 150 kgs, and a flight 218 kgs.
What is the cheapest mode of transport from Knoxville, TN to Philadelphia?
You can get to Philadelphia with just $44 by taking a Flight from Allegiant Air.
What is the fastest way to get from Knoxville, TN to Philadelphia?
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 Philadelphia in just 1h 50m with a Flight from Allegiant Air.
More routes to Knoxville, TN and to Philadelphia
Looking for more options? Here you can see the most popular routes to Knoxville, TN and to Philadelphia. Simply click on a connection, and you’ll find all the details about the route!
