Cheap flights from Knoxville, TN to Islip, NY
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Tips to know when travelling to Islip
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Allegiant Air, Spirit Airlines, Aer Lingus, and BREEZE. Knoxville and Islip have 64 direct flights per week. When you arrive at Islip, consider visiting Manhattan Island, Metropolitan Museum of Art, Staten Island, Times Square, Empire State Building, and Statue of Liberty.
Check-in for a flight from Knoxville to Islip
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 |
Aer Lingus | EIN | EI | No | Opens 48 days before flight Closes 5 hours before flight |
BREEZE | MX | No | No |
Weather in Islip
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 3°C | -1°C |
February | 4°C | 0°C |
March | 7°C | 2°C |
April | 12°C | 7°C |
May | 17°C | 12°C |
June | 22°C | 17°C |
July | 26°C | 21°C |
August | 26°C | 21°C |
September | 22°C | 18°C |
October | 17°C | 13°C |
November | 11°C | 6°C |
December | 7°C | 2°C |
14 day forecast
Frequently asked questions
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Airports near Knoxville
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