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 66 per week as of October 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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, Croatia Airlines has had the least delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

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

Flights via Montreal (YUL) offer the lowest average round-trip price of C$ 735.

How often are flights from Calgary to London delayed?

Historically, on average around 14% 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 134 minutes.

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 one-stop flights on this route connected there.

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

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 13h 10m.

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

9 flights are operational daily from Calgary to London Heathrow Airport as of October 2025. The most popular departure time for this route is 7:00p.m., with 100% of flights per day taking off in the evening.

Which airlines fly to London Heathrow Airport?

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 51% of people opting to fly with this airline when travelling 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.

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

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.

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

Denver (DEN) has the shortest average layover time for this route: 1h 43m.

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

Prices for flights from Calgary Airport to London Heathrow Airport are refreshed on a daily basis.

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

As of October 2025, there are 5 operators available to choose from for flights from Calgary Airport to London Heathrow Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to London Heathrow Airport.

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

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.

C$ 224 Cheap Flights from Calgary to London Heathrow Airport in 2025/26

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9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

2:50 p.m. - 4:55 p.m.LHR-YYC

9h 05mdirect

C$ 685WestJet

Find Deal

Wed, 26 Nov - Tue, 9 Dec

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

2:50 p.m. - 4:55 p.m.LHR-YYC

9h 05mdirect

C$ 686WestJet

Find Deal

Thu, 13 Nov - Wed, 26 Nov

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

2:50 p.m. - 4:55 p.m.LHR-YYC

9h 05mdirect

C$ 687WestJet

Find Deal

Fri, 14 Nov - Thu, 27 Nov

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

2:50 p.m. - 4:55 p.m.LHR-YYC

9h 05mdirect

C$ 689WestJet

Find Deal

Fri, 14 Nov - Fri, 28 Nov

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

9:15 a.m. - 4:00 p.m.LHR-YYC

13h 45m1 stop

C$ 690Multiple Airlines

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Thu, 27 Nov - Wed, 3 Dec

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

3:15 p.m. - 4:00 p.m.LHR-YYC

31h 45m1 stop

C$ 692Multiple Airlines

Find Deal

Sat, 29 Nov - Sun, 7 Dec

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

6:45 a.m. - 4:00 p.m.LHR-YYC

16h 15m1 stop

C$ 699Multiple Airlines

Find Deal

Tue, 25 Nov - Tue, 2 Dec

6:25 p.m. - 10:10 a.m.YYC-LHR

8h 45mdirect

12:00 p.m. - 8:09 p.m.LHR-YYC

15h 09m1 stop

C$ 701Air Canada

Find Deal

Tue, 11 Nov - Sun, 16 Nov

8:20 p.m. - 7:10 a.m.YYC-LHR

27h 50m2 stops

9:00 a.m. - 11:44 p.m.LHR-YYC

21h 44m2 stops

C$ 721Air Canada

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Sun, 16 Nov - Tue, 25 Nov

12:45 p.m. - 1:40 p.m.YYC-LHR

17h 55m2 stops

6:00 a.m. - 8:39 p.m.LHR-YYC

21h 39m2 stops

C$ 760SWISS

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Fri, 14 Nov - Fri, 28 Nov

WestJet flights from Calgary to London Heathrow Airport

Our best WestJet deals on Calgary to London Heathrow Airport flight tickets

WestJet

26 Nov

YYC9:10 p.m.Calgary

8h 40m

LHR12:50 p.m.London Heathrow

9 Dec

LHR2:50 p.m.London Heathrow

9h 05m

YYC4:55 p.m.Calgary

C$ 685

Find similar

WestJet

8 Nov

YYC9:10 p.m.Calgary

8h 40m

LHR12:50 p.m.London Heathrow

12 Nov

LHR2:50 p.m.London Heathrow

9h 05m

YYC4:55 p.m.Calgary

C$ 686

Find similar

WestJet

14 Nov

YYC9:10 p.m.Calgary

8h 40m

LHR12:50 p.m.London Heathrow

27 Nov

LHR2:50 p.m.London Heathrow

9h 05m

YYC4:55 p.m.Calgary

C$ 687

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Air Canada flights from Calgary to London Heathrow Airport

Our best Air Canada deals on Calgary to London Heathrow Airport flight tickets

Air Canada

11 Nov

YYC6:25 p.m.Calgary

8h 45m

LHR10:10 a.m.London Heathrow

16 Nov

LHR12:00 p.m.London Heathrow

15h 09m

1 stop

YYC8:09 p.m.Calgary

C$ 701

Find similar

Air Canada

16 Nov

YYC8:20 p.m.Calgary

27h 50m

2 stops

LHR7:10 a.m.London Heathrow

25 Nov

LHR9:00 a.m.London Heathrow

21h 44m

2 stops

YYC11:44 p.m.Calgary

C$ 721

Find similar

Air Canada

12 Nov

YYC6:25 p.m.Calgary

8h 45m

LHR10:10 a.m.London Heathrow

21 Nov

LHR9:00 a.m.London Heathrow

21h 44m

2 stops

YYC11:44 p.m.Calgary

C$ 722

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momondo Fare Finder

Use the filters below to find and compare flights from Calgary to London Heathrow Airport that are best for you.

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Fly to

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 26/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Tue 9/12

2:50 p.m.-4:55 p.m.

Nonstop9h 05m

C$ 685

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 13/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Wed 26/11

2:50 p.m.-4:55 p.m.

Nonstop9h 05m

C$ 686

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Fri 14/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Thu 27/11

2:50 p.m.-4:55 p.m.

Nonstop9h 05m

C$ 687

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Fri 14/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Fri 28/11

2:50 p.m.-4:55 p.m.

Nonstop9h 05m

C$ 689

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 27/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Wed 3/12

9:15 a.m.-4:00 p.m.

1 stop13h 45m

C$ 690

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sat 29/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Sun 7/12

3:15 p.m.-4:00 p.m.

1 stop31h 45m

C$ 692

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Tue 25/11

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Tue 2/12

6:45 a.m.-4:00 p.m.

1 stop16h 15m

C$ 699

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Tue 11/11

6:25 p.m.-10:10 a.m.

Nonstop8h 45m

London Heathrow

Sun 16/11

12:00 p.m.-8:09 p.m.

1 stop15h 09m

C$ 701

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 16/11

8:20 p.m.-7:10 a.m.

2 stops27h 50m

London Heathrow

Tue 25/11

9:00 a.m.-11:44 p.m.

2 stops21h 44m

C$ 721

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Fri 14/11

12:45 p.m.-1:40 p.m.

2 stops17h 55m

London Heathrow

Fri 28/11

6:00 a.m.-8:39 p.m.

2 stops21h 39m

C$ 760

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

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

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Calgary, with most prices found around C$ 781. If you aren’t able to travel to London Heathrow Airport during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 789.

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

According to our data, Thursday is the cheapest day to fly to London Heathrow Airport from Calgary. The lowest ticket price found for a Thursday departure recently was C$ 1,239. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Calgary to London Heathrow Airport for around C$ 1,371.

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

Our data shows that the cheapest Calgary to London Heathrow Airport flights are usually those with departure times in the morning. Our users have found flights to London Heathrow Airport in the morning for as low as C$ 1,150. In the afternoon is when there is more demand to fly to London Heathrow Airport, so prices are often more expensive at around C$ 1,932 per ticket.

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?

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 C$ 1,072 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 C$ 963 on momondo.

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 October 2025, prices for Calgary to London Heathrow Airport flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Calgary to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Calgary to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Find info about flight duration, direct flights, and airports for your flight from Calgary to London Heathrow Airport

Best price found	C$ 258
Fastest flight time	8h 40m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from Calgary in the past 72 hours is C$ 258. The best round-trip flight deal from Calgary to London Heathrow Airport found on momondo in the last 72 hours is C$ 803.

The fastest flight from Calgary to London Heathrow Airport takes 8h 40m

Direct flights go from Calgary to London Heathrow Airport every day.

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How far is Calgary to London Heathrow by plane?
The straight-line distance from Calgary to London Heathrow is 7018.1 km. Typically, this will take 8h 40m by plane in normal conditions.
When did momondo last update prices for flights from Calgary Airport to London Heathrow Airport?
Prices for flights from Calgary Airport to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Calgary Airport to London Heathrow Airport?
As of October 2025, there are 5 operators available to choose from for flights from Calgary Airport to London Heathrow Airport.
How old do you have to be to fly from Calgary Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
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.
What is the most popular plane model from Calgary to London Heathrow Airport?
Based on momondo bookings for flights between Calgary and London Heathrow Airport, the leading plane model is Boeing 787-9 Dreamliner, making up 63.62% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 31.60%, Boeing 777-300ER with 1.99%, and Airbus A330-300 with 1.07%.
What is the most popular airline from Calgary to London Heathrow Airport?
Based on momondo bookings for flights between Calgary and London Heathrow Airport, the leading airline is WestJet, making up 51% of the total bookings. Other popular airlines include Air Canada with 38%, Lufthansa with 9%, and British Airways with 1%.

Best airlines flying from Calgary to London Heathrow Airport

Compare and see reviews for airlines that fly from Calgary to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 629	Free Cancellation	Rating 7.2 3,148 reviews	Search WestJet flights
Lufthansa	PriceFrom C$ 757	Free Cancellation	Rating 6.8 7,541 reviews	Search Lufthansa flights
Air Canada	PriceFrom C$ 776	Free Cancellation	Rating 7.1 10,372 reviews	Search Air Canada flights
KLM	PriceFrom C$ 789	Free Cancellation	Rating 7.7 1,406 reviews	Search KLM flights
British Airways	PriceFrom C$ 982	Free Cancellation	Rating 6.7 7,485 reviews	Search British Airways flights

WestJet Flights From Calgary to London Heathrow Airport
WestJet operates around 6 flights from Calgary to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been C$ 1,038, but momondo users have found WestJet deals from Calgary to London Heathrow Airport from as low as C$ 629 round-trip. WestJet has been scored 7.2/10 in 3,148 reviews.
Air Canada Flights From Calgary to London Heathrow Airport
The best Air Canada deal for Calgary to London Heathrow Airport flight tickets found on momondo in the last 72 hours was C$ 776, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at C$ 1,151 round-trip. Air Canada operates 6 flights out of Calgary into London Heathrow Airport in an average week, so prices vary by time and availability. 10,373 Air Canada reviews by users on momondo have scored the airline at 7.1/10.

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Why use momondo?

Why should I use momondo to find a flight deal from Calgary to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Calgary to London for you.

Can I find flights from Calgary to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Calgary which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Calgary to London?

momondo helps you find the best flight between Calgary and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Calgary to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Calgary and alert you when they change.

An easier way to manage your London Heathrow Airport trip

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Cheap flights from Calgary to London from C$ 224

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 21/11. 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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WestJet flights from Calgary to London Heathrow Airport

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Our best Air Canada deals on Calgary to London Heathrow Airport flight tickets

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Use the filters below to find and compare flights from Calgary to London Heathrow Airport that are best for you.

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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?

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 October 2025, prices for Calgary to London Heathrow Airport flights are approximately 22% 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

Which airlines fly to London Heathrow Airport?

How often are flights from Calgary to London delayed?

Historically, on average around 14% 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 134 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 departing 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?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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, Croatia Airlines has had the least delays on this route over the last 12 months, with about 5% 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 one-stop flights on this route connected there.

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

Flights via Montreal (YUL) offer the lowest average round-trip price of C$ 735.

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

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 13h 10m.

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

Denver (DEN) has the shortest average layover time for this route: 1h 43m.

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

9 flights are operational daily from Calgary to London Heathrow Airport as of October 2025. The most popular departure time for this route is 7:00p.m., with 100% of flights per day taking off 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 66 per week as of October 2025. The most frequent departure day is Mon, with 17% 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

Find info about flight duration, direct flights, and airports for your flight from Calgary to London Heathrow Airport

Best price found

Fastest flight time

Direct flights

How far is Calgary to London Heathrow by plane?

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

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

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?

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

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

Best airlines flying from Calgary to London Heathrow Airport

Compare and see reviews for airlines that fly from Calgary to London Heathrow Airport with momondo

WestJet Flights From Calgary to London Heathrow Airport

Air Canada Flights From Calgary to London Heathrow Airport

Travelling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Calgary to London?

Can I find flights from Calgary to London with flexible booking policies on momondo?

How can momondo help me find flights from Calgary to London?

I’m not ready to book a flight from Calgary to London right now. Can momondo alert me if prices change?