If you're looking to fly from London Gatwick to Montréal, you might like to know that 12 / Sep / 2025 currently has the cheapest flights. At the moment, there are three airlines flying to Montréal. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Montréal.
Air Transat is the most popular airline that flies from London Gatwick to Montréal. But it's still worth looking at other options, as there are 96 flights to Montréal every week. If you want to broaden your search, look at flights departing from other airports.
The distance between London Gatwick to Montréal is 5226 km. Normally, it takes about 12 hrs 30 mins to fly, and you can definitely expect the journey to be at least 7 hrs 40 mins. You can see the various flight times in the results.
January is normally the cheapest month to fly to Montréal, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. July is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.
