Cheap flights from Knoxville, TN to Philadelphia, PA
Flights starting at $44. Choose between Frontier Airlines, Allegiant Air, or Spirit Airlines to find the best price.
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Tips to know when travelling to Philadelphia
Cheapest one-way trip | $136 |
---|---|
Cheapest round-trip | $179 |
Average round-trip | $198 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Allegiant Air, Spirit Airlines, United Airlines, and JetBlue Airways. Knoxville and Philadelphia have 201 direct flights per week. When you arrive at Philadelphia, consider visiting National Mall, Statue of Liberty, Independence National Historical Park, PA, USA, Empire State Building, Staten Island, Lincoln Memorial, Manhattan Island, Metropolitan Museum of Art, and Times Square.
Check-in for a flight from Knoxville to Philadelphia
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Philadelphia
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 3°C | -2°C |
February | 6°C | -1°C |
March | 10°C | 2°C |
April | 16°C | 7°C |
May | 22°C | 12°C |
June | 26°C | 17°C |
July | 30°C | 21°C |
August | 29°C | 20°C |
September | 25°C | 17°C |
October | 19°C | 11°C |
November | 12°C | 4°C |
December | 7°C | 0°C |
14 day forecast
Frequently asked questions
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Airports near Knoxville
- Nashville International
- Asheville Regional
- McGhee Tyson
- Greenville–Spartanburg International
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- Chattanooga Metropolitan
- Tri-Cities Regional