Cheap flights from the United Kingdom to Calgary from C$ 439

The cheapest month to fly to Calgary from United Kingdom is in November. Flight prices, which tend to average around C$ 709, 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 C$ 799.

The cheapest day to depart on your flight to Calgary is on a Friday when prices can be found for as low as C$ 1,140. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,595.

Our data shows that the cheapest United Kingdom to Calgary flights are usually those with departure times in the afternoon. Our users have found flights to Calgary in the afternoon for as low as C$ 952. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 1,751 on average. Flights to Calgary from United Kingdom in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 C$ 1,197 when searching weeks out. 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 C$ 1,015 on momondo.

There are 3 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, KLM, and Delta are the most popular carriers operating from United Kingdom to Calgary

WestJet, Air Canada and KLM are the top three most popular airlines that fly to Calgary from United Kingdom according to our data. WestJet is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Calgary. Keep in mind that there are 6 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 144 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon 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 has had the least delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

9 flights are operational daily from United Kingdom to Calgary as of July 2026. The most popular departure time for this route is 10:00a.m., with 93% of flights per day taking off at noon.

68 flights are operational weekly from United Kingdom to Calgary as of July 2026. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.