Cheap flights from the United Kingdom to Calgary from £136

The cheapest month to fly to Calgary from United Kingdom is in November. Flight prices, which tend to average around £396, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Calgary from United Kingdom during February instead. Flights to Calgary in February, while not as cheap as those in November, still average around £445.

Our data shows that Thursday is the least expensive day to fly to Calgary. Tickets to fly out on this day can be as low as £644. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Calgary for around £689.

The cheapest time of day to fly to Calgary is in the afternoon when flights can be purchased for as low as £473. Flights in the morning are often more expensive, with an average ticket price of £758.

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

You are more likely to see cheaper flights to Calgary from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around £605 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 United Kingdom for as low as £592 on momondo.

There are 4 cabin classes available to choose from on United Kingdom to Calgary flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

WestJet, British Airways, and Delta are the most popular carriers operating from United Kingdom to Calgary

Air Canada, WestJet and KLM are the top three most popular airlines that fly to Calgary from United Kingdom according to our data. Air Canada is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Calgary. Keep in mind that there are 12 different airlines that fly to Calgary on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between United Kingdom and Calgary have experienced a delay on any given week. The average delay length over the past 12 months has been 141 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, 12 flights take off from United Kingdom and land in Calgary each day. The most common flight departure time for this route is 15:00, with 100% of daily flights taking off in the afternoon.

84 flights are operational weekly from United Kingdom to Calgary as of March 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.