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.

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.

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.

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

As of October 2025, there are 44 flights per week flying from Calgary to London Heathrow Airport. The most common day of the week flights depart is Wed, with 25% of flights taking off 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

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 6 per day as of October 2025. The most frequent departure time is 19:00, with 100% of daily flights leaving 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 54% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

According to our data, Croatia Airlines have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

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 were last updated today.

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

The number of operators available for flights from Calgary Airport to London Heathrow Airport is 3 as of October 2025.

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

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.

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

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£121 Cheap Flights from Calgary to London Heathrow Airport in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from £393 to £524. The lowest price recently found on this route was £369.

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21:10 - 12:50YYC-LHR

8h 40mdirect

14:50 - 16:55LHR-YYC

9h 05mdirect

£369WestJet

Find Deal

Wed, 12 Nov - Fri, 21 Nov

21:10 - 12:50YYC-LHR

8h 40mdirect

14:50 - 16:55LHR-YYC

9h 05mdirect

£371WestJet

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Mon, 10 Nov - Thu, 20 Nov

21:10 - 12:50YYC-LHR

8h 40mdirect

14:50 - 16:55LHR-YYC

9h 05mdirect

£375WestJet

Find Deal

Mon, 10 Nov - Tue, 18 Nov

06:45 - 11:50YYC-LHR

22h 05m1 stop

06:00 - 20:39LHR-YYC

21h 39m2 stops

£379Multiple Airlines

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Thu, 13 Nov - Fri, 28 Nov

21:35 - 11:50YYC-LHR

31h 15m1 stop

06:00 - 23:44LHR-YYC

24h 44m2 stops

£380Multiple Airlines

Find Deal

Wed, 26 Nov - Wed, 3 Dec

18:25 - 10:10YYC-LHR

8h 45mdirect

12:00 - 20:09LHR-YYC

15h 09m1 stop

£381Air Canada

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Tue, 11 Nov - Sun, 16 Nov

16:30 - 11:50YYC-LHR

12h 20m1 stop

14:30 - 07:19LHR-YYC

22h 49m2 stops

£384Air Canada

Find Deal

Sun, 11 Jan - Sun, 15 Mar

16:30 - 11:50YYC-LHR

12h 20m1 stop

11:10 - 20:39LHR-YYC

16h 29m1 stop

£408Lufthansa

Find Deal

Wed, 12 Nov - Thu, 12 Feb

18:25 - 10:10YYC-LHR

8h 45mdirect

15:00 - 18:00LHR-YYC

9h 00mdirect

£410Lufthansa

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Thu, 5 Mar - Mon, 9 Mar

12:45 - 13:40YYC-LHR

17h 55m2 stops

09:00 - 20:39LHR-YYC

18h 39m2 stops

£412SWISS

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Fri, 14 Nov - Tue, 18 Nov

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

YYC18:25Calgary

8h 45m

LHR10:10London Heathrow

16 Nov

LHR12:00London Heathrow

15h 09m

1 stop

YYC20:09Calgary

£381

Find similar

Air Canada

11 Jan

YYC16:30Calgary

12h 20m

1 stop

LHR11:50London Heathrow

15 Mar

LHR14:30London Heathrow

22h 49m

2 stops

YYC07:19Calgary

£384

Find similar

Air Canada

11 Jan

YYC15:00Calgary

13h 50m

1 stop

LHR11:50London Heathrow

15 Mar

LHR14:30London Heathrow

15h 59m

1 stop

YYC00:29Calgary

£389

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United Airlines flights from Calgary to London Heathrow Airport

Our best United Airlines deals on Calgary to London Heathrow Airport flight tickets

United Airlines

14 Nov

YYC15:30Calgary

22h 05m

3 stops

LHR20:35London Heathrow

28 Nov

LHR12:05London Heathrow

30h 30m

2 stops

YYC11:35Calgary

£445

Find similar

United Airlines

12 Nov

YYC14:13Calgary

12h 27m

1 stop

LHR09:40London Heathrow

15 Dec

LHR15:10London Heathrow

27h 25m

2 stops

YYC11:35Calgary

£446

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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 12/11

21:10-12:50

Nonstop8h 40m

London Heathrow

Fri 21/11

14:50-16:55

Nonstop9h 05m

£369

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 10/11

21:10-12:50

Nonstop8h 40m

London Heathrow

Thu 20/11

14:50-16:55

Nonstop9h 05m

£371

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 10/11

21:10-12:50

Nonstop8h 40m

London Heathrow

Tue 18/11

14:50-16:55

Nonstop9h 05m

£375

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 13/11

06:45-11:50

1 stop22h 05m

London Heathrow

Fri 28/11

06:00-20:39

2 stops21h 39m

£379

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 26/11

21:35-11:50

1 stop31h 15m

London Heathrow

Wed 3/12

06:00-23:44

2 stops24h 44m

£380

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Tue 11/11

18:25-10:10

Nonstop8h 45m

London Heathrow

Sun 16/11

12:00-20:09

1 stop15h 09m

£381

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 11/1

16:30-11:50

1 stop12h 20m

London Heathrow

Sun 15/3

14:30-07:19

2 stops22h 49m

£384

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 12/11

16:30-11:50

1 stop12h 20m

London Heathrow

Thu 12/2

11:10-20:39

1 stop16h 29m

£408

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 5/3

18:25-10:10

Nonstop8h 45m

London Heathrow

Mon 9/3

15:00-18:00

Nonstop9h 00m

£410

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Fri 14/11

12:45-13:40

2 stops17h 55m

London Heathrow

Tue 18/11

09:00-20:39

2 stops18h 39m

£412

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Other information

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?

In general, January is the cheapest month to fly from Calgary to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £424. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Calgary averaging around £429.

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

On average, the least expensive day to fly to London Heathrow Airport from Calgary is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £593. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £717.

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

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 £643. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £776 on average. Flights to London Heathrow Airport from Calgary at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £582 when searching weeks before you fly. 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 £523 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 return 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	£112
Fastest flight time	8h 35m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from Calgary in the past 72 hours is £112. The best return flight deal from Calgary to London Heathrow Airport found on momondo in the last 72 hours is £452.

The fastest flight from Calgary to London Heathrow Airport takes 8h 35m

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

Search flight deals

How far is Calgary to London Heathrow by plane?
Calgary and London Heathrow are 4360.9 mi apart from one another. By plane, this route typically takes 8h 40m.
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 were last updated today.
How many operators does momondo search for flights from Calgary Airport to London Heathrow Airport?
The number of operators available for flights from Calgary Airport to London Heathrow Airport is 3 as of October 2025.
How old do you have to be to fly from Calgary Airport to London Heathrow Airport?
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.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Calgary to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Calgary to London Heathrow Airport is Boeing 787-9 Dreamliner, representing 63.62% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 31.60%, Boeing 777-300ER at 1.99%, and Airbus A330-300 at 1.07%.
What is the most popular airline from Calgary to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Calgary to London Heathrow Airport is WestJet, representing 54% of all bookings. The subsequent popular airlines are Air Canada at 38% and Lufthansa at 8%.

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 £329	Free Cancellation	Rating 7.2 3,152 reviews	Search WestJet flights
Air Canada	PriceFrom £425	Free Cancellation	Rating 7.1 10,381 reviews	Search Air Canada flights
Lufthansa	PriceFrom £428	Free Cancellation	Rating 6.8 7,541 reviews	Search Lufthansa flights

WestJet Flights From Calgary to London Heathrow Airport
WestJet flight deals from Calgary to London Heathrow Airport start from £329 round-trip. Over the 4 WestJet flights for this route in a normal week, average airfare is usually £567 round-trip - but some users have found much cheaper deals with momondo.
Air Canada Flights From Calgary to London Heathrow Airport
Air Canada is also a popular choice for this route. Air Canada flight deals for Calgary to London Heathrow Airport start from as low as £425 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around £676. Air Canada operates 4 flights to London Heathrow Airport from Calgary in an average week. Users have rated it 7.1/10 across 10,385 reviews.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Calgary to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to London from Calgary with this policy.

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?

Of course. momondo tracks the price of Calgary to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Heathrow Airport trip

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Cheap flights from Calgary to London from £121

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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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 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?

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 have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

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 6 per day as of October 2025. The most frequent departure time is 19:00, with 100% of daily flights leaving in the evening.

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

As of October 2025, there are 44 flights per week flying from Calgary to London Heathrow Airport. The most common day of the week flights depart is Wed, with 25% of flights taking off 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?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo