Cheap flights from Islip, NY to Boston, MA
Flights starting at $90. Choose between Frontier Airlines, Spirit Airlines, or JetBlue Airways to find the best price.
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Tips to know when travelling to Boston
Cheapest one-way trip | $92 |
---|---|
Cheapest round-trip | $200 |
Average round-trip | $266 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, JetBlue Airways, BREEZE, and Silver Airways. Islip and Boston have 144 direct flights per week.
Check-in for a flight from Islip to Boston
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 |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
BREEZE | MX | No | No | |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Boston
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 2°C | -4°C |
February | 3°C | -3°C |
March | 7°C | 0°C |
April | 13°C | 5°C |
May | 19°C | 10°C |
June | 23°C | 14°C |
July | 27°C | 18°C |
August | 27°C | 18°C |
September | 23°C | 14°C |
October | 17°C | 9°C |
November | 10°C | 3°C |
December | 5°C | 0°C |
14 day forecast
Frequently asked questions
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