Cheap flights from London to Calgary from €274

The month of November is, on average, the cheapest month to fly to Calgary from London, with most prices found around €464. If you aren’t able to travel to Calgary 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 €515.

Flying to Calgary from London in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as €404 when looking at flights departing in the afternoon. Flights to Calgary are more costly at midday, with an average ticket price of €786. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Calgary from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around €702 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Calgary from London for as low as €683 on momondo.

There are 2 cabin classes available to choose from on London to Calgary flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of March 2026, prices for London to Calgary flights are approximately 12% cheaper when compared to flights at the same time last year.

Historically, on average around 20% of flights between London and Calgary have experienced a delay on any given week. The average delay length over the past 12 months has been 143 minutes.

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

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday 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 17% of their flights experiencing any sort of delay.

As of March 2026, there are 10 flights per day flying from London to Calgary. The most common time of day flights depart is 15:00, with 100% of flights taking off in the afternoon.

As of March 2026, there are 72 flights per week flying from London to Calgary. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.