Q: What is the typical price of a round-trip flight between Calgary and London Heathrow Airport?

Prices are currently typical for flights on this route. Typical prices usually range from $476 to $672. The lowest price recently found on this route was $578.

Question 1

Which airport is the most popular layover for flights between Calgary and London Heathrow Airport?

Accepted Answer

Dallas (DFW) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Question 2

How many flights depart from Calgary to London Heathrow Airport on average per day?

Accepted Answer

The number of flights available between Calgary and London Heathrow Airport is 12 per day as of February 2026. The most frequent departure time is 6:00PM, with 100% of daily flights leaving in the evening.

Question 3

What is the cheapest airline that flies from Calgary to London Heathrow?

Accepted Answer

WestJet is the most popular carrier operating from Calgary to London Heathrow

Question 4

How have Calgary to London Heathrow Airport flight prices changed over time?

Accepted Answer

As of February 2026, prices for Calgary to London Heathrow Airport flights are approximately 1% cheaper when compared to flights at the same time last year.

Question 5

How often are flights from Calgary to London delayed?

Accepted Answer

Historically, on average around 19% of flights between Calgary and London have experienced a delay on any given week. The average delay length over the past 12 months has been 125 minutes.

Question 6

Which airline has the best punctuality record on Calgary to London flights?

Accepted Answer

According to our data, Pascan have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

Question 7

What cabin class options are available on Calgary to London Heathrow flights?

Accepted Answer

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

Question 8

What is the typical price of a round-trip flight between Calgary and London Heathrow Airport?

Accepted Answer

Prices are currently typical for flights on this route.Typical prices usually range from $476 to $672.
The lowest price recently found on this route was $578.

Question 9

What is the cheapest Calgary to London Heathrow flight route?

Accepted Answer

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

Question 10

How far in advance should I book a flight to London Heathrow Airport?

Accepted Answer

You are more likely to see cheaper flights to London Heathrow Airport from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $771 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Calgary for as low as $714 on momondo.

Question 11

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 12

Which layover airport has the shortest connection time from Calgary to London Heathrow Airport?

Accepted Answer

Dallas (DFW) has the shortest average layover time for this route: 2h 21m.

Question 13

What is the most punctual flight time for Calgary to London flights?

Accepted Answer

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

Question 14

What airlines fly to London Heathrow Airport?

Accepted Answer

WestJet, Air Canada and Lufthansa are the top three most popular airlines that fly to London Heathrow Airport from Calgary according to our data. WestJet is the first choice among our users, with 47% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Question 15

How many flights depart from Calgary to London Heathrow Airport on average per week?

Accepted Answer

The number of flights available between Calgary and London Heathrow Airport is 84 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Question 16

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $895. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,149.

Question 17

Which layover airport has the shortest travel time from Calgary to London Heathrow Airport?

Accepted Answer

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 12h 18m.

Question 18

Which layover airport offers the lowest fares from Calgary to London Heathrow Airport?

Accepted Answer

Flights via Dallas (DFW) offer the lowest average round-trip price of $809.

Question 19

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Calgary, with most prices found around $544. If you’re not able to fly to London Heathrow Airport in January, then November is your next best option. Flight prices from Calgary to London Heathrow Airport during November average around $555.

Question 20

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Calgary to London Heathrow Airport in the evening for as low as $909. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,331.

Question 21

When did momondo last update prices for flights from Calgary Airport to London Heathrow Airport?

Accepted Answer

Prices for flights from Calgary Airport to London Heathrow Airport are updated daily.

Question 22

How many operators does momondo search for flights from Calgary Airport to London Heathrow Airport?

Accepted Answer

The number of operators available for flights from Calgary Airport to London Heathrow Airport is 5 as of February 2026.

Question 23

How old do you have to be to fly from Calgary Airport to London Heathrow Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Calgary Airport to London Heathrow Airport.

Question 24

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$250
Fastest flight time	8h 45m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom $465	Free Cancellation	Rating 7.2 3,255 reviews	Search WestJet flights
Air Canada	PriceFrom $540	Free Cancellation	Rating 7.1 10,688 reviews	Search Air Canada flights
Delta	PriceFrom $598	Free Cancellation	Rating 7.9 8,146 reviews	Search Delta flights
Lufthansa	PriceFrom $598	Free Cancellation	Rating 6.8 7,759 reviews	Search Lufthansa flights
British Airways	PriceFrom $698	Free Cancellation	Rating 6.7 7,716 reviews	Search British Airways flights

Cheap flights from Calgary to London from $308

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to London departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Calgary to London Heathrow Airport

What is the typical price of a round-trip flight between Calgary and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $895. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,149.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Calgary to London Heathrow flight route?

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

How far in advance should I book a flight to London Heathrow Airport?

What cabin class options are available on Calgary to London Heathrow flights?

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

How have Calgary to London Heathrow Airport flight prices changed over time?

As of February 2026, prices for Calgary to London Heathrow Airport flights are approximately 1% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Calgary to London Heathrow?

WestJet is the most popular carrier operating from Calgary to London Heathrow

What airlines fly to London Heathrow Airport?

How often are flights from Calgary to London delayed?

Historically, on average around 19% of flights between Calgary and London have experienced a delay on any given week. The average delay length over the past 12 months has been 125 minutes.

What is the most punctual flight time for Calgary to London flights?

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

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Calgary to London flights?

According to our data, Pascan have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Calgary and London Heathrow Airport?

Dallas (DFW) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Calgary to London Heathrow Airport?

Flights via Dallas (DFW) offer the lowest average round-trip price of $809.

Which layover airport has the shortest travel time from Calgary to London Heathrow Airport?

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 12h 18m.

Which layover airport has the shortest connection time from Calgary to London Heathrow Airport?

Dallas (DFW) has the shortest average layover time for this route: 2h 21m.

How many flights depart from Calgary to London Heathrow Airport on average per day?

The number of flights available between Calgary and London Heathrow Airport is 12 per day as of February 2026. The most frequent departure time is 6:00PM, with 100% of daily flights leaving in the evening.

How many flights depart from Calgary to London Heathrow Airport on average per week?

The number of flights available between Calgary and London Heathrow Airport is 84 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When to book flights from Calgary to London Heathrow Airport

Cheap Calgary to London Heathrow Airport (YYC to LHR) flight deals and tips

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When did momondo last update prices for flights from Calgary Airport to London Heathrow Airport?

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How old do you have to be to fly from Calgary Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

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What is the most popular airline from Calgary to London Heathrow Airport?

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