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Cheap flights from Calgary to London from $306

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 2/10. 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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0 bags

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Find the cheapest flights from Calgary to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:55 pm
LHR
-
YYC
9h 05mnonstop
$465WestJet
vie., ene. 16 - vie., ene. 23
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:40 pm
LHR
-
YYC
8h 50mnonstop
$467WestJet
mié., ene. 21 - dom., feb. 1
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:55 pm
LHR
-
YYC
9h 05mnonstop
$472WestJet
mié., ene. 21 - mié., ene. 28
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 5:40 pm
LHR
-
YYC
8h 50mnonstop
$496WestJet
jue., mar. 5 - lun., mar. 9
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:55 pm
LHR
-
YYC
9h 05mnonstop
$497WestJet
mar., ene. 13 - jue., ene. 22
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:40 pm
LHR
-
YYC
8h 50mnonstop
$501WestJet
mar., feb. 24 - mar., mar. 3
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:55 pm
LHR
-
YYC
9h 05mnonstop
$502WestJet
vie., ene. 30 - sáb., ene. 31
Multiple Airlines Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
Multiple Airlines Logo
3:15 pm - 4:00 pm
LHR
-
YYC
31h 45m1 stop
$507Multiple Airlines
vie., ene. 16 - vie., ene. 23
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:55 pm
LHR
-
YYC
9h 05mnonstop
$526WestJet
vie., ene. 16 - dom., ene. 25
WestJet Logo
9:10 pm - 12:50 pm
YYC
-
LHR
8h 40mnonstop
WestJet Logo
2:50 pm - 4:55 pm
LHR
-
YYC
9h 05mnonstop
$527WestJet
vie., ene. 16 - dom., ene. 25

Delta flights from Calgary to London Heathrow Airport

Our best Delta deals on Calgary to London Heathrow Airport flight tickets
Delta
Jan 30
YYC6:30 amCalgary
19h 15m
2 stops
LHR8:45 amLondon Heathrow
Feb 6
LHR11:45 amLondon Heathrow
32h 55m
1 stop
YYC1:40 pmCalgary
$565
Find similar
Delta
Jan 28
YYC6:30 amCalgary
16h 50m
2 stops
LHR6:20 amLondon Heathrow
Feb 4
LHR8:40 amLondon Heathrow
19h 14m
2 stops
YYC8:54 pmCalgary
$589
Find similar
Delta
Jan 25
YYC6:30 amCalgary
19h 15m
2 stops
LHR8:45 amLondon Heathrow
Jan 31
LHR9:40 amLondon Heathrow
18h 14m
2 stops
YYC8:54 pmCalgary
$595
Find similar

Lufthansa flights from Calgary to London Heathrow Airport

Our best Lufthansa deals on Calgary to London Heathrow Airport flight tickets
Lufthansa
Jan 28
YYC6:25 pmCalgary
8h 45m
LHR10:10 amLondon Heathrow
Feb 2
LHR3:00 pmLondon Heathrow
9h 00m
YYC5:00 pmCalgary
$542
Find similar
Lufthansa
Jan 26
YYC8:00 amCalgary
15h 30m
1 stop
LHR6:30 amLondon Heathrow
Feb 4
LHR11:10 amLondon Heathrow
14h 44m
1 stop
YYC6:54 pmCalgary
$555
Find similar
Lufthansa
Feb 15
YYC6:25 pmCalgary
8h 45m
LHR10:10 amLondon Heathrow
Feb 22
LHR11:10 amLondon Heathrow
16h 49m
1 stop
YYC8:59 pmCalgary
$637
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Calgary to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated diciembre 11, 2025.
Use the filters below to find and compare flights from Calgary to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 1/16

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

vie. 1/23

2:50 pm-4:55 pm

Nonstop9h 05m

$465

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mié. 1/21

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

dom. 2/1

2:50 pm-4:40 pm

Nonstop8h 50m

$467

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mié. 1/21

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

mié. 1/28

2:50 pm-4:55 pm

Nonstop9h 05m

$472

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

jue. 3/5

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

lun. 3/9

2:50 pm-5:40 pm

Nonstop8h 50m

$496

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mar. 1/13

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

jue. 1/22

2:50 pm-4:55 pm

Nonstop9h 05m

$497

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mar. 2/24

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

mar. 3/3

2:50 pm-4:40 pm

Nonstop8h 50m

$501

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 1/30

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

sáb. 1/31

2:50 pm-4:55 pm

Nonstop9h 05m

$502

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 1/16

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

vie. 1/23

3:15 pm-4:00 pm

1 stop31h 45m

$507

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 1/16

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

dom. 1/25

2:50 pm-4:55 pm

Nonstop9h 05m

$526

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 1/16

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

dom. 1/25

2:50 pm-4:55 pm

Nonstop9h 05m

$527

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

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?

The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Calgary, with most prices found around $550. If you’re not able to fly to London Heathrow Airport in November, then January is your next best option. Flight prices from Calgary to London Heathrow Airport during January average around $553.

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $823. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,097.

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 $881. 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 $1,356.

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 $767 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 $682 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 December 2025, prices for Calgary to London Heathrow Airport flights are approximately 17% 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

$241

Fastest flight time

8h 45m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Calgary in the past 72 hours is $241. The best round-trip flight deal from Calgary to London Heathrow Airport found on momondo in the last 72 hours is $607.
The fastest flight from Calgary to London Heathrow Airport takes 8h 45m
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 45m.

  • 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 updated daily.

  • 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?

    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 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?

  • 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
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $474Free CancellationRating
7.2
3,194 reviews
Search WestJet flights
Air CanadaPriceFrom $540Free CancellationRating
7.1
10,514 reviews
Search Air Canada flights
LufthansaPriceFrom $560Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights
British AirwaysPriceFrom $698Free CancellationRating
6.7
7,571 reviews
Search British Airways flights

  • WestJet Flights From Calgary to London Heathrow Airport

    WestJet flight deals from Calgary to London Heathrow Airport start from $474 round-trip. Over the 7 WestJet flights for this route in a normal week, average airfare is usually $840 round-trip - but some users have found much cheaper deals with momondo.

  • Air Canada Flights From Calgary to London Heathrow Airport

    Air Canada (7.1/10 from 10,514 reviews) operates around 7 flights from Calgary to London Heathrow Airport in any given week. The average Air Canada airfare for this route is around $851, with deals from around $540 rare but found on momondo. Referenced prices are for round-trip Calgary to London Heathrow Airport flight searches in the last 72 hours.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Salisbury
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge

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?

All flight searches from Calgary to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

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

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