Cheap flights from Portland, ME 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, WestJet, Spirit Airlines, Flair Airlines, and Air Transat. Portland and Islip have 14 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 Portland 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 |
WestJet | WJA | WS | 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 |
Flair Airlines | FLE | F8 | Yes | Opens 24 days before flight Closes 1 hours before flight |
Air Transat | TSC | TS | No | 0 0 |
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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Flights to Islip
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