Cheap flights from the United Kingdom to Montreal from £182

In general, May is the cheapest month to fly from United Kingdom to Montreal Pierre Elliott Trudeau Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £404. If you are unable to visit Montreal Pierre Elliott Trudeau Intl Airport during the month of May, then departing from United Kingdom during the month September is also very affordable. Most momondo users find prices during this month for around £405.

Our data shows that Wednesday is the least expensive day to fly to Montreal Pierre Elliott Trudeau Intl Airport. Tickets to fly out on this day can be as low as £520. Flights from United Kingdom to Montreal Pierre Elliott Trudeau Intl Airport on a Saturday will generally be more expensive and average around £558. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Montreal Pierre Elliott Trudeau Intl Airport from United Kingdom in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £503 when looking at flights departing in the afternoon. Flights at midday are often more expensive, with an average ticket price of £567.

Fly from London Gatwick to Montreal Pierre Elliott Trudeau Intl for the best United Kingdom - Montreal Pierre Elliott Trudeau Intl flight prices

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around £482 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from United Kingdom for as low as £447 on momondo.

There are 3 cabin classes available to choose from on United Kingdom to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

KLM, Air Transat, and Delta are the most popular carriers operating from United Kingdom to Montreal Pierre Elliott Trudeau Intl

Air Canada, British Airways and Lufthansa are the top three most popular airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport from United Kingdom according to our data. Air Canada is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 10 different airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 10% of flights between United Kingdom and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 148 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Air Canada have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

As of February 2026, 12 flights take off from United Kingdom and land in Montreal Pierre Elliott Trudeau Intl Airport each day. The most common flight departure time for this route is 13:00, with 100% of daily flights taking off in the afternoon.

88 flights are operational weekly from United Kingdom to Montreal Pierre Elliott Trudeau Intl Airport as of February 2026. The most popular departure day for this route is Fri, with 18% of flights per week taking off on this day.