Cheap flights from Canada to London from C$ 310

If you are unable to visit London Gatwick Airport during the month of February, then departing from Canada during the month May is also very affordable. Most momondo users find prices during this month for around C$ 731.

The cheapest day to depart on your flight to London Gatwick Airport is on a Sunday when prices can be found for as low as C$ 799. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Canada because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 877.

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

You are more likely to see cheaper flights to London Gatwick Airport from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around C$ 849 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Canada for as low as C$ 735 on momondo.

There are 3 cabin classes available to choose from on Canada to London Gatwick flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Canada to London Gatwick Airport.

WestJet, TAP AIR PORTUGAL, and Air Transat are the most popular carriers operating from Canada to London Gatwick

Air Transat, Porter Airlines and British Airways are the top three most popular airlines that fly to London Gatwick Airport from Canada according to our data. Air Transat is the first choice among our users, with 62% of people opting to fly with this airline when travelling to London Gatwick Airport. Keep in mind that there are 8 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Canada and London have experienced a delay on any given week. The average delay length over the past 12 months has been 97 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Saturday 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, WestJet has had the least delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

As of February 2026, there are 1 flights per day flying from Canada to London Gatwick Airport. The most common time of day flights depart is 9:00p.m., with 100% of flights taking off in the evening.

As of February 2026, 12 flights take off from Canada and land in London Gatwick Airport each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.