Cheap flights from Boise, ID to Islip, NY
Choose between Frontier Airlines, Spirit Airlines, or Alaska Airlines to find the best price
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Tips to know when travelling to Islip
Cheapest nonstop round-trip | $315 |
---|---|
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, Alaska Airlines, Allegiant Air, and Sun Country Airlines. Boise and Islip have 120 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 Boise 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 |
Alaska Airlines | ASA | AS | 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 |
Sun Country Airlines | SCX | SY | Yes | 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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