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Cheap flights from Islip to Montreal

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      Flight deals from Islip to Montreal

      Looking for a cheap last-minute deal or the best round-trip flight from Islip to Montreal? Find the lowest prices on one-way and round-trip tickets right here.

      Alternative Islip to Montreal routes

      Looking for the cheapest, fastest or easiest route from Islip to Montreal? You could fly into the following airports instead.

      Finding cheap flights from Islip to Montreal: Frequently asked questions

      There are 3 airports in Montreal: Montreal St Hubert, Montreal Pierre Elliott Trudeau and Montreal Mirabel.
      There are no flights flying from Islip to Montreal, as of June 2025.
      No airlines currently offer direct flights between Islip Airport and Montreal. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Montreal but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
      We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Montreal is around 40 days in advance, so don’t leave your flight to the last minute.
      In June, the average temperature is usually around 18°C. July is typically the warmest month in Montreal, when it usually averages around 25°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -17°C. The rainiest month is June.

      How to find cheap flights to Montreal from Islip

      Looking for cheap tickets from Islip to Montreal? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

      • Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Islip to Montreal. And with us, there are no hidden fees – what you see is what you pay.
      • Compare flight deals to Montreal from Islip from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
      • Flex your dates to find the best Islip–Montreal ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to Montreal from Islip.
      • Set up a Price Alert. You can easily track the fare of your cheap Islip–Montreal flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
      • Fly without stops. Only interested in direct flights between Islip and Montreal? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
      • Find the cheapest Business Class flights from Islip and Montreal. We scour the Internet for the best Business, Premium Economy and First Class flight fares to Montreal, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
      • Include nearby airports in your search. Widen your search for Islip to Montreal flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.

        • Combine your flight to Montreal from Islip with hotels and car rental

        Once you've secured your cheap flight ticket from Islip to Montreal, discover the best prices and exclusive rates for hotels in Montreal or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.


      Plan the rest of your trip from Islip to Montreal

      Prices shown on this page are estimated lowest prices only. Found in the last 45 days.