Cheap flights from Jacksonville, FL to Islip, NY
Flights starting at $128. Choose between Frontier Airlines, Spirit Airlines, or Allegiant Air to find the best price.
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Tips to know when travelling to Islip
Cheapest round-trip | $364 |
---|---|
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, Allegiant Air, BREEZE, and JetBlue Airways. Jacksonville and Islip have 63 direct flights per week. When you arrive at Islip, consider visiting Staten Island, Metropolitan Museum of Art, Statue of Liberty, Times Square, Empire State Building, and Manhattan Island.
Check-in for a flight from Jacksonville 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 |
Spirit Airlines | NKS | NK | 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 |
BREEZE | MX | No | No | |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
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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