Cheap flights from London Heathrow Airport to Canada from £236

The cheapest month to fly to Canada from London Heathrow Airport is in November. Flight prices, which tend to average around £435, are often lower during this time because this is during the off-season. If you aren’t able to travel to Canada during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £452.

On average, the least expensive day to fly to Canada from London Heathrow Airport is on a Friday. momondo users have found tickets for Friday departures for as low as £526. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around £560. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

Our data shows that the cheapest London Heathrow Airport to Canada flights are usually those with departure times at midday. Our users have found flights to Canada at midday for as low as £518. In contrast, the most expensive time of day to depart to Canada is in the afternoon when prices are around £563.

Fly from London Heathrow to Calgary for the best London Heathrow - Canada flight prices

You are more likely to see cheaper flights to Canada from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around £471 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from London Heathrow Airport for as low as £427 on momondo.

United Airlines, Lufthansa, and WestJet are the most popular carriers operating from London Heathrow to Canada

Air Canada, Lufthansa and WestJet are the top three most popular airlines that fly to Canada from London Heathrow Airport according to our data. Air Canada is the first choice among our users, with 69% of people opting to fly with this airline when travelling to Canada. Keep in mind that there are 18 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between London and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon 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. Thursday 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 11% of their flights experiencing any sort of delay.

The number of flights available between London Heathrow Airport and Canada is 83 per day as of May 2026. The most frequent departure time is 17:00, with 69% of daily flights leaving in the afternoon.

The number of flights available between London Heathrow Airport and Canada is 583 per week as of May 2026. The most frequent departure day is Fri, with 15% of weekly flights leaving on this day.