Cheap flights from Islip, NY to Boise, ID
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Tips to know when travelling to Boise
Cheapest one-way trip | £136 |
---|---|
Cheapest nonstop round-trip | £237 |
Includes rare itinerary | |
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 JetBlue Airways. Islip and Boise have 106 direct flights per week.
Check-in for a flight from Islip to Boise
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 |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Boise
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 2°C | -4°C |
February | 5°C | -2°C |
March | 10°C | 1°C |
April | 14°C | 3°C |
May | 19°C | 8°C |
June | 25°C | 13°C |
July | 32°C | 18°C |
August | 31°C | 17°C |
September | 25°C | 13°C |
October | 16°C | 6°C |
November | 8°C | 0°C |
December | 2°C | -4°C |
14 day forecast
Frequently asked questions
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