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

WestJet is the most popular carrier operating from Calgary to London

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

As of December 2025, there are 84 flights per week flying from Calgary to London. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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

The number of flights available between Calgary and London is 12 per day as of December 2025. The most frequent departure time is 18:00, with 100% of daily flights leaving in the evening.

How often are flights from Calgary to London delayed?

Historically, on average around 17% 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 132 minutes.

Which airlines fly to London?

WestJet, Air Canada and Lufthansa are the top three most popular airlines that fly to London from Calgary according to our data. WestJet is the first choice among our users, with 53% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

Wednesday 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.

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

According to our data, Air Canada have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

Prices for flights from Calgary Airport to London were last updated today.

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

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

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

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.

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

The necessary travel and health documents for your London 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.

£138 Cheap Flights from Calgary to London in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from £425 to £644. The lowest price recently found on this route was £329.

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One-way

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21:10 - 12:50

YYC

LHR

8h 40mdirect

15:15 - 15:45

LHR

YYC

31h 30m1 stop

£329Multiple Airlines

Mon, 19 Jan - Sun, 1 Feb

21:10 - 12:50

YYC

LHR

8h 40mdirect

15:15 - 15:45

LHR

YYC

31h 30m1 stop

£330Multiple Airlines

Mon, 19 Jan - Sun, 1 Feb

21:10 - 12:50

YYC

LHR

8h 40mdirect

14:50 - 16:55

LHR

YYC

9h 05mdirect

£331WestJet

Wed, 21 Jan - Mon, 26 Jan

21:10 - 12:50

YYC

LHR

8h 40mdirect

14:50 - 16:55

LHR

YYC

9h 05mdirect

£333WestJet

Mon, 19 Jan - Mon, 26 Jan

15:40 - 16:35

YYC

LCY

17h 55m1 stop

08:40 - 13:40

LCY

YYC

12h 00m1 stop

£425Virgin Atlantic

Sun, 1 Mar - Sat, 7 Mar

15:40 - 09:30

YYC

LCY

10h 50m1 stop

08:40 - 13:40

LCY

YYC

12h 00m1 stop

£445KLM

Tue, 24 Feb - Tue, 3 Mar

15:40 - 17:20

YYC

LCY

18h 40m1 stop

09:20 - 13:40

LCY

YYC

11h 20m1 stop

£446KLM

Tue, 24 Feb - Tue, 3 Mar

15:40 - 17:20

YYC

LCY

18h 40m1 stop

08:40 - 20:54

LCY

YYC

19h 14m2 stops

£466Virgin Atlantic

Wed, 25 Feb - Mon, 2 Mar

15:40 - 16:35

YYC

LCY

17h 55m1 stop

08:40 - 20:54

LCY

YYC

19h 14m2 stops

£499Delta

Mon, 9 Feb - Mon, 23 Feb

06:30 - 08:10

YYC

LCY

18h 40m2 stops

08:40 - 20:54

LCY

YYC

19h 14m2 stops

£517Delta

Sun, 1 Feb - Sat, 14 Feb

WestJet flights from Calgary to London

Our best WestJet deals on Calgary to London flight tickets

WestJet

21 Jan

YYC21:10Calgary

8h 40m

LHR12:50London Heathrow

26 Jan

LHR14:50London Heathrow

9h 05m

YYC16:55Calgary

£331

Find similar

WestJet

19 Jan

YYC21:10Calgary

8h 40m

LHR12:50London Heathrow

26 Jan

LHR14:50London Heathrow

9h 05m

YYC16:55Calgary

£333

Find similar

WestJet

16 Jan

YYC21:10Calgary

8h 40m

LHR12:50London Heathrow

25 Jan

LHR14:50London Heathrow

9h 05m

YYC16:55Calgary

£334

Find similar

Air Canada flights from Calgary to London

Our best Air Canada deals on Calgary to London flight tickets

Air Canada

17 Jan

YYC23:40Calgary

23h 50m

1 stop

LHR06:30London Heathrow

24 Jan

LHR14:30London Heathrow

13h 29m

1 stop

YYC20:59Calgary

£389

Find similar

Air Canada

19 Jan

YYC15:00Calgary

13h 50m

1 stop

LHR11:50London Heathrow

1 Feb

LHR09:00London Heathrow

18h 19m

2 stops

YYC20:19Calgary

£389

Find similar

Air Canada

19 Jan

YYC15:00Calgary

13h 50m

1 stop

LHR11:50London Heathrow

1 Feb

LHR14:30London Heathrow

17h 14m

1 stop

YYC00:44Calgary

£392

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 19/1

21:10-12:50

Nonstop8h 40m

London Heathrow

Sun 1/2

15:15-15:45

1 stop31h 30m

£329

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 19/1

21:10-12:50

Nonstop8h 40m

London Heathrow

Sun 1/2

15:15-15:45

1 stop31h 30m

£330

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 21/1

21:10-12:50

Nonstop8h 40m

London Heathrow

Mon 26/1

14:50-16:55

Nonstop9h 05m

£331

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 19/1

21:10-12:50

Nonstop8h 40m

London Heathrow

Mon 26/1

14:50-16:55

Nonstop9h 05m

£333

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

Sun 1/3

15:40-16:35

1 stop17h 55m

London City

Sat 7/3

08:40-13:40

1 stop12h 00m

£425

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

Tue 24/2

15:40-09:30

1 stop10h 50m

London City

Tue 3/3

08:40-13:40

1 stop12h 00m

£445

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

Tue 24/2

15:40-17:20

1 stop18h 40m

London City

Tue 3/3

09:20-13:40

1 stop11h 20m

£446

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

Wed 25/2

15:40-17:20

1 stop18h 40m

London City

Mon 2/3

08:40-20:54

2 stops19h 14m

£466

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

Mon 9/2

15:40-16:35

1 stop17h 55m

London City

Mon 23/2

08:40-20:54

2 stops19h 14m

£499

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

Sun 1/2

06:30-08:10

2 stops18h 40m

London City

Sat 14/2

08:40-20:54

2 stops19h 14m

£517

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Calgary to London

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?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Calgary is in January. Flight prices, which tend to average around £402, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Calgary averaging around £409.

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

Our data shows that Saturday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £581. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Calgary to London for around £762.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £553. Flights at midday are often more expensive, with an average ticket price of £721.

What is the cheapest Calgary to London flight route?

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

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

You are more likely to see cheaper flights to London from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £572 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Calgary for as low as £509 on momondo.

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

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

Can stopping save me money on Calgary to London flights?

No. A direct flight is the cheapest option for a flight between Calgary to London.

How have Calgary to London flight prices changed over time?

As of December 2025, prices for Calgary to London flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Calgary to London

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

Estimated return price

Cheap Calgary to London (YYC to LON) flight deals and tips

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

Best price found	£146
Fastest flight time	8h 40m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from Calgary in the past 72 hours is £146. The best return flight deal from Calgary to London found on momondo in the last 72 hours is £558.

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

Direct flights go from Calgary to London every day.

There are 6 airports in London. From Calgary there are direct flights to London Heathrow (LHR).

Search flight deals

How far is Calgary to London by plane?
London is 4368.6 mi away from Calgary. By plane, this route typically takes 8h 40m.
When did momondo last update prices for flights from Calgary Airport to London?
Prices for flights from Calgary Airport to London were last updated today.
How many operators does momondo search for flights from Calgary Airport to London?
The number of operators available for flights from Calgary Airport to London is 3 as of December 2025.
How old do you have to be to fly from Calgary Airport to London?
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.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Calgary to London is Boeing 787-8 Dreamliner (79.10% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (13.07%), Boeing 777-300ER (2.50%), and Airbus A330-300 (2.50%).
What is the most popular airline from Calgary to London?
Based on momondo bookings for flights between Calgary and London, the leading airline is WestJet, making up 50% of the total bookings. Other popular airlines include Air Canada with 39%, Air Transat with 6%, and Lufthansa with 5%.

Best airlines flying from Calgary to London

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

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom £324	Free Cancellation	Rating 7.2 3,207 reviews	Search WestJet flights
Air Canada	PriceFrom £419	Free Cancellation	Rating 7.1 10,549 reviews	Search Air Canada flights
Lufthansa	PriceFrom £421	Free Cancellation	Rating 6.8 7,639 reviews	Search Lufthansa flights

WestJet Flights From Calgary to London
WestJet operates around 7 flights from Calgary to London every week. The average price of these flights found in the last 72 hours has been £600, but momondo users have found WestJet deals from Calgary to London from as low as £324 round-trip. WestJet has been scored 7.2/10 in 3,208 reviews.
Air Canada Flights From Calgary to London
£419 is the best Air Canada flight deal from Calgary to London found on momondo over the last 72 hours. The average Air Canada ticket price found was closer to £671, however, with flight time and availability significantly affecting the price. Air Canada (7.1/10 from 10,550 user reviews) flies into London from Calgary 7 times in an average week so prices can vary.

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Slough

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Canterbury

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Guildford

Hayes

Chelmsford

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Worthing

Colchester

Bedford

Ramsgate

Hounslow

Stansted

Why use momondo?

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

Finding the right flight to London from Calgary is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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?

Once all potential Calgary to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from Calgary. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London 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.

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Cheap flights from Calgary to London from £138

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 29/1. 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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Big names, great deals

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WestJet flights from Calgary to London

Our best WestJet deals on Calgary to London flight tickets

Air Canada flights from Calgary to London

Our best Air Canada deals on Calgary to London flight tickets

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

See travel insights to London from

How to get the cheapest flight ticket from Calgary to London

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

What is the cheapest month to fly to London?

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

Our data shows that Saturday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £581. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Calgary to London for around £762.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £553. Flights at midday are often more expensive, with an average ticket price of £721.

What is the cheapest Calgary to London flight route?

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

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

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

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

Can stopping save me money on Calgary to London flights?

No. A direct flight is the cheapest option for a flight between Calgary to London.

How have Calgary to London flight prices changed over time?

As of December 2025, prices for Calgary to London flights are approximately 7% cheaper when compared to flights at the same time last year.

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

WestJet is the most popular carrier operating from Calgary to London

Which airlines fly to London?

How often are flights from Calgary to London delayed?

Historically, on average around 17% 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 132 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?

Wednesday 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, Air Canada have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

The number of flights available between Calgary and London is 12 per day as of December 2025. The most frequent departure time is 18:00, with 100% of daily flights leaving in the evening.

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

As of December 2025, there are 84 flights per week flying from Calgary to London. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When to book flights from Calgary to London

Cheap Calgary to London (YYC to LON) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in London

How far is Calgary to London by plane?

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

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

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

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

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

What is the most popular airline from Calgary to London?

Best airlines flying from Calgary to London

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

WestJet Flights From Calgary to London

Air Canada Flights From Calgary to London

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 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