Cheap flights from Idaho Falls, ID to Philadelphia, PA
Choose between Allegiant Air, Frontier Airlines, or Spirit Airlines to find the best price
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Tips to know when travelling to Philadelphia
Cheapest nonstop round-trip | $392 |
---|---|
Most popular airline | Allegiant Air |
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The most popular airlines for this route are Allegiant Air, Frontier Airlines, Spirit Airlines, Alaska Airlines, and Sun Country Airlines. Idaho Falls and Philadelphia have 40 direct flights per week. When you arrive at Philadelphia, consider visiting Statue of Liberty, National Mall, Staten Island, Manhattan Island, Independence National Historical Park, PA, USA, Metropolitan Museum of Art, Empire State Building, Lincoln Memorial, and Times Square.
Check-in for a flight from Idaho Falls to Philadelphia
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | 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 |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Sun Country Airlines | SCX | SY | Yes | No |
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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