Cheap flights from Islip, NY to Montreal, Canada
Flights starting at £78. Choose between Frontier Airlines, Flair Airlines, or Porter Airlines to find the best price.
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Tips to know when travelling to Montreal
Cheapest one-way trip | £288 |
---|---|
Cheapest round-trip | £903 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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Book your trip to arrive at Montréal–Pierre Elliott Trudeau International, or Montreal Saint-Hubert Longueuil. The most popular airlines for this route are Frontier Airlines, Flair Airlines, Porter Airlines, WestJet, and Air Transat. Islip and Montreal have 50 direct flights per week. When you arrive at Montreal, consider visiting Island of Montreal, and Île Jésus.
Check-in for a flight from Islip to Montreal
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 |
Flair Airlines | FLE | F8 | Yes | Opens 24 days before flight Closes 1 hours before flight |
Porter Airlines | POE | PD | Yes | 0 0 |
WestJet | WJA | WS | No | Opens 24 days before flight Closes 1 hours before flight |
Air Transat | TSC | TS | No | 0 0 |
Weather in Montreal
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -5°C | -13°C |
February | -3°C | -12°C |
March | 2°C | -5°C |
April | 10°C | 1°C |
May | 18°C | 8°C |
June | 22°C | 13°C |
July | 26°C | 17°C |
August | 25°C | 16°C |
September | 21°C | 12°C |
October | 13°C | 6°C |
November | 5°C | 0°C |
December | -1°C | -6°C |
14 day forecast
Frequently asked questions
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