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

According to our data, Pascan have had the fewest delays on this route over the last 12 months, with about 14% 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 January 2026. 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 January 2026, 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 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 127 minutes.

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

WestJet is the most popular carrier operating from Calgary to London

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?

Monday 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.

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 54% 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.

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 January 2026.

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.

£136 Cheap Flights from Calgary to London in 2026

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One-way

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15:00 - 11:50

YYC

LHR

13h 50m

1 stop

06:50 - 16:09

LHR

YYC

16h 19m

2 stops

£390Multiple Airlines

mar., 24 févr. - mar., 3 mars

19:50 - 11:50

YYC

LHR

33h 00m

1 stop

20:05 - 20:39

LHR

YYC

31h 34m

2 stops

£391Multiple Airlines

lun., 23 févr. - lun., 2 mars

18:25 - 10:10

YYC

LHR

8h 45mdirect

09:00 - 20:39

LHR

YYC

18h 39m

2 stops

£392Multiple Airlines

mar., 24 févr. - mar., 3 mars

08:00 - 06:30

YYC

LHR

15h 30m

1 stop

14:30 - 11:10

LHR

YYC

27h 40m

2 stops

£397Air Canada

sam., 28 févr. - ven., 6 mars

18:30 - 11:50

YYC

LHR

34h 20m

1 stop

06:50 - 11:13

LHR

YYC

35h 23m

2 stops

£399Air Canada

sam., 14 févr. - lun., 23 févr.

07:00 - 09:45

YYC

LGW

19h 45m

1 stop

11:40 - 15:32

LGW

YYC

34h 52m

1 stop

£415Air Transat

dim., 15 févr. - dim., 22 févr.

07:00 - 09:45

YYC

LGW

19h 45m

1 stop

11:40 - 11:42

LGW

YYC

30h 02m

1 stop

£419Porter Airlines

mer., 4 mars - mer., 18 mars

16:30 - 09:45

YYC

LGW

34h 15m

1 stop

11:40 - 11:42

LGW

YYC

31h 02m

1 stop

£419Air Transat

sam., 14 févr. - dim., 22 févr.

15:40 - 16:35

YYC

LCY

17h 55m

1 stop

08:40 - 20:45

LCY

YYC

18h 05m

2 stops

£462Delta

mar., 3 mars - mar., 10 mars

12:40 - 16:35

YYC

LCY

20h 55m

2 stops

08:40 - 20:45

LCY

YYC

18h 05m

2 stops

£480Delta

mar., 3 mars - mar., 10 mars

WestJet flights from Calgary to London

Our best WestJet deals on Calgary to London flight tickets

WestJet

2 Feb

YYC21:10Calgary

8h 40m

LHR12:50London Heathrow

6 Feb

LHR14:50London Heathrow

8h 50m

YYC16:40Calgary

£341

WestJet

6 Feb

YYC21:10Calgary

8h 40m

LHR12:50London Heathrow

19 Feb

LHR14:50London Heathrow

8h 50m

YYC16:40Calgary

£344

WestJet

6 Feb

YYC21:10Calgary

8h 40m

LHR12:50London Heathrow

20 Feb

LHR14:50London Heathrow

8h 50m

YYC16:40Calgary

£345

Delta flights from Calgary to London

Our best Delta deals on Calgary to London flight tickets

Delta

6 Feb

YYC06:30Calgary

20h 45m

2 stops

LHR10:15London Heathrow

18 Feb

LHR08:40London Heathrow

19h 14m

2 stops

YYC20:54Calgary

£437

Delta

3 Feb

YYC06:30Calgary

19h 15m

2 stops

LHR08:45London Heathrow

10 Feb

LHR08:40London Heathrow

19h 14m

2 stops

YYC20:54Calgary

£438

Delta

5 Mar

YYC15:40Calgary

12h 05m

1 stop

LHR10:45London Heathrow

12 Mar

LHR20:00London Heathrow

33h 02m

2 stops

YYC23:02Calgary

£447

Fly from

Fly to

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mar. 24/2

15:00-11:50

1 stop13h 50m

London Heathrow

mar. 3/3

06:50-16:09

2 stops16h 19m

£390

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

lun. 23/2

19:50-11:50

1 stop33h 00m

London Heathrow

lun. 2/3

20:05-20:39

2 stops31h 34m

£391

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mar. 24/2

18:25-10:10

Nonstop8h 45m

London Heathrow

mar. 3/3

09:00-20:39

2 stops18h 39m

£392

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

sam. 28/2

08:00-06:30

1 stop15h 30m

London Heathrow

ven. 6/3

14:30-11:10

2 stops27h 40m

£397

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

sam. 14/2

18:30-11:50

1 stop34h 20m

London Heathrow

lun. 23/2

06:50-11:13

2 stops35h 23m

£399

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

dim. 15/2

07:00-09:45

1 stop19h 45m

London Gatwick

dim. 22/2

11:40-15:32

1 stop34h 52m

£415

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

mer. 4/3

07:00-09:45

1 stop19h 45m

London Gatwick

mer. 18/3

11:40-11:42

1 stop30h 02m

£419

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

sam. 14/2

16:30-09:45

1 stop34h 15m

London Gatwick

dim. 22/2

11:40-11:42

1 stop31h 02m

£419

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

mar. 3/3

15:40-16:35

1 stop17h 55m

London City

mar. 10/3

08:40-20:45

2 stops18h 05m

£462

CalgaryLondon

YYC - LCY

YYCLCY

Calgary

mar. 3/3

12:40-16:35

2 stops20h 55m

London City

mar. 10/3

08:40-20:45

2 stops18h 05m

£480

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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 £392, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Calgary averaging around £402.

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

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £566. 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 £672.

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 evening when flights can be purchased for as low as £622. Flights in the afternoon are often more expensive, with an average ticket price of £685.

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 £561 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 £518 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 January 2026, prices for Calgary to London flights are approximately 2% 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	£263
Fastest flight time	8h 30m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from Calgary in the past 72 hours is £263. The best return flight deal from Calgary to London found on momondo in the last 72 hours is £332.

The fastest flight from Calgary to London takes 8h 30m

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 30m.
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 January 2026.
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 (83.52% of total bookings). The next most popular plane models are Airbus A330-300 (6.56%), Boeing 787-9 Dreamliner (3.95%), and Boeing 777-300ER (3.62%).
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 49% of the total bookings. Other popular airlines include Air Canada with 44% and Air Transat with 7%.

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 £280	Free Cancellation	Rating 7.2 3,252 reviews	Search WestJet flights
Air Canada	PriceFrom £429	Free Cancellation	Rating 7.1 10,666 reviews	Search Air Canada flights
Lufthansa	PriceFrom £465	Free Cancellation	Rating 6.8 7,749 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 £584, but momondo users have found WestJet deals from Calgary to London from as low as £280 round-trip. WestJet has been scored 7.2/10 in 3,252 reviews.
Air Canada Flights From Calgary to London
£429 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 £644, however, with flight time and availability significantly affecting the price. Air Canada (7.1/10 from 10,666 user reviews) flies into London from Calgary 7 times in an average week so prices can vary.

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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 £137

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 1/2. 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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Our best WestJet deals on Calgary to London flight tickets

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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 Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £566. 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 £672.

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 evening when flights can be purchased for as low as £622. Flights in the afternoon are often more expensive, with an average ticket price of £685.

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 January 2026, prices for Calgary to London flights are approximately 2% 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 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 127 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?

Monday 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.

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

According to our data, Pascan have had the fewest delays on this route over the last 12 months, with about 14% 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 January 2026. 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 January 2026, 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