HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$162+ Cheap flights from Calgary (YYC) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LON
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Calgary to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Calgary to London are usually found in January or February, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Calgary to London

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 17, 2025.

Round-trip from

$511
(Kiwi.com)

One-way from

$162
(WestJet)

Popular in

July

Cheapest in

January

Average price

$788

Good round-trip deal

$622 or less

Good one-way deal

$235 or less
From Calgary to London (LON)
Search Deals
One-way flight from Calgary to London (LON)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Calgary to London (LON).
Search Deals
Price to beat on a one-way flight from Calgary to London (LON).
Search Deals

Find flight deals from Calgary to London

Cheapest flights from Calgary to London
Explore the most affordable flight options available from Calgary to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/87:15 pmYYC - LGW
2 stops14h 50mMultiple Airlines
lun. 10/139:30 pmLGW - YYC
1 stop23h 40mMultiple Airlines
Deal found 9/17$511
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/253:00 pmYYC - LHR
1 stop13h 50mAir Canada
dom. 11/303:00 pmLHR - YYC
Nonstop9h 00mAir Canada
Deal found 9/16$541
This Lufthansa deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/194:30 pmYYC - LHR
1 stop12h 20mLufthansa
mié. 11/263:00 pmLHR - YYC
Nonstop9h 00mLufthansa
Deal found 9/15$542
This Lufthansa deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/231:45 pmYYC - LHR
1 stop12h 50mLufthansa
lun. 10/273:00 pmLHR - YYC
Nonstop9h 00mLufthansa
Deal found 9/17$544
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/254:30 pmYYC - LHR
1 stop12h 20mMultiple Airlines
dom. 11/309:30 amLHR - YYC
1 stop12h 55mMultiple Airlines
Deal found 9/16$548
This Lufthansa deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/194:30 pmYYC - LHR
1 stop12h 20mLufthansa
mar. 11/256:30 amLHR - YYC
1 stop15h 55mLufthansa
Deal found 9/15$549
This Travelocity deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/256:40 pmYYC - LHR
Nonstop8h 40mMultiple Airlines
vie. 10/316:50 amLHR - YYC
2 stops22h 54mMultiple Airlines
Deal found 9/16$550
This Lufthansa deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/256:25 pmYYC - LHR
Nonstop8h 45mLufthansa
mié. 2/259:30 amLHR - YYC
1 stop12h 55mLufthansa
Deal found 9/17$553
This WestJet deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/98:35 pmYYC - LHR
Nonstop8h 30mWestJet
dom. 10/262:50 pmLHR - YYC
Nonstop9h 05mWestJet
Deal found 9/17$559
This Air Canada deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/42:13 pmYYC - LHR
1 stop12h 27mAir Canada
mar. 11/112:30 pmLHR - YYC
1 stop13h 29mAir Canada
Deal found 9/17$569
This Air Transat deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/311:55 pmYYC - LGW
1 stop27h 50mAir Transat
sáb. 10/1112:40 pmLGW - YYC
1 stop15h 52mAir Transat
Deal found 9/16$581
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/153:30 pmYYC - LHR
3 stops33h 55mUnited Airlines
jue. 11/276:50 amLHR - YYC
2 stops19h 30mUnited Airlines
Deal found 9/15$583

Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary to London 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Calgary to London that are best for you.

Fly from

Calgary

Fly to

London

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

jue. 11/20

4:30 pm-11:50 am

1 stop12h 20m

London Heathrow

mié. 11/26

3:00 pm-5:00 pm

Nonstop9h 00m

$542

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

jue. 10/23

1:45 pm-9:35 am

1 stop12h 50m

London Heathrow

lun. 10/27

3:00 pm-6:00 pm

Nonstop9h 00m

$544

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mié. 12/3

2:13 pm-9:20 pm

2 stops24h 07m

London Heathrow

mié. 2/25

12:50 pm-11:41 am

2 stops29h 51m

$596

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

lun. 10/20

8:35 pm-12:05 pm

Nonstop8h 30m

London Heathrow

dom. 10/26

2:50 pm-5:55 pm

Nonstop9h 05m

$619

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

mar. 10/7

12:35 pm-10:45 am

1 stop15h 10m

London Gatwick

lun. 10/20

12:40 pm-3:37 pm

1 stop33h 57m

$628

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mar. 11/4

7:45 am-8:45 am

2 stops18h 00m

London Heathrow

mar. 11/11

8:40 am-1:40 pm

1 stop12h 00m

$653

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

dom. 10/5

6:40 am-1:10 pm

1 stop23h 30m

London Heathrow

lun. 10/13

11:45 am-1:20 pm

1 stop32h 35m

$653

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 10/31

6:45 am-7:05 am

1 stop18h 20m

London Heathrow

vie. 11/14

6:30 am-8:53 pm

2 stops21h 23m

$674

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

mié. 10/1

12:29 pm-9:50 am

1 stop14h 21m

London Heathrow

mié. 10/29

10:10 am-11:02 pm

2 stops18h 52m

$681

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

vie. 12/12

6:35 am-7:05 am

1 stop17h 30m

London Heathrow

lun. 12/29

8:00 pm-2:06 pm

2 stops25h 06m

$683

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 37 results
1
2
3
4

The best insider tips for Calgary to London flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Calgary to London trip
Airports
YYC

For a quick snack, try Chachi’s Sandwich Bar before security for gourmet sandwiches with artisan bread and homemade pickles.

Read more about YYCby Jenna Scatena
LHR

Take the Heathrow Express for the fastest route to central London, arriving at Paddington Station for easy connections.

Read more about LHRby Ramsey Qubein
Our travel experts
Jenna Scatena

Jenna Scatena

Expert on YYC

Jenna Scatena

Jenna Scatena

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Calgary to London

Have a flexible travel schedule? Discover the best time to fly to London from Calgary with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Calgary to London

How far ahead should I book a flight from Calgary to London?

Use this chart to determine the optimal time to book a round-trip flight from Calgary to London. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Calgary to London, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Calgary to London?

Currently, November is the cheapest month in which you can book a flight from Calgary to London (average of $661). Flying from Calgary to London in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYC to LON?

Find hourly flight availability from Calgary to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

It’s optimal to fly from Calgary to London in the morning. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Calgary to London?

Use this chart to determine the cheapest time to fly round-trip from Calgary to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Calgary to London flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Calgary to London

Explore weekly flight availability from Calgary to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated septiembre 17, 2025.

The most flights from YYC to LON are scheduled on a Tuesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Calgary to London?

What’s the top layover airport for flights from Calgary to London?

Share of 1-stop round-trip flights from Calgary to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Chicago (ORD) – chosen by Cheapflights users on 33% of 1-stop itineraries from Calgary to London on Cheapflights.

What’s the cheapest layover airport for flights from Calgary to London?

Average round-trip fare for 1-stop flights from Calgary to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $911.

What’s the fastest layover option from Calgary to London?

Shortest average travel time for 1-stop one-way flights from Calgary to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 11h 40m.

Which airport typically offers the quickest layover for flights from Calgary to London?

Average layover duration for 1-stop one-way flights from Calgary to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 2h 18m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated septiembre 17, 2025.
See what other customers who have flown with Air Transat, WestJet, and Air Canada from Calgary to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
439 reviews

Crew

8.4

Food

6.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Air Transat
7.7
Good
439 reviews
Air Transat
7.7
Good
439 reviews

Crew

8.4

Food

6.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
WestJet
7.2
Good
3,095 reviews
Air Transat
7.7
Good
439 reviews

Crew

8.4

Food

6.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
439 reviews

Crew

8.4

Food

6.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Lufthansa
6.8
Okay
7,409 reviews
Air Transat
7.7
Good
439 reviews

Crew

8.4

Food

6.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.

Related info for your journey

Find useful and relevant information for your journey from Calgary to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Calgary to London?

    Calgary (YYC) is the airport you will fly out of if you book a flight from Calgary to London. You should not have trouble finding flights to London from Calgary; the airport handles an average of 11 outbound flights to London per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Calgary airport to London. It is only a 5.8 mi journey to Calgary (YYC) from Calgary’s city center.

  • How long is the flight from Calgary to London?

    For as low as $619, Lufthansa can have you in London from Calgary in 8h 30m. Calgary and London are separated by a distance of 4355 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Calgary to London round-trip?

    According to our current data, WestJet ($450), Air Canada ($569), and Lufthansa ($571) offers the cheapest pricing from Calgary to London. WestJet is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Calgary to London?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Calgary to London on time: Croatia Airlines (94%), Air Canada (82%), Aegean Airlines (82%).

  • What are the cheapest flights from Calgary to London?

    Looking for the cheapest flight from Calgary to London? While on average our users pay $834, our data indicates the cheapest price to be $152. The most popular route (Calgary - London Heathrow), is priced around $542.

  • Can I find deals for flights from Calgary to London that include hotel bookings?

    Yes. In addition to deals on Calgary to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Calgary to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to London.

  • Can I find deals for business class flights from Calgary to London?

    Yes. Cheapflights offers flight deals from Calgary to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to London?

    Currently, November is the cheapest month in which you can book a flight from Calgary to London (average of $661). Flying from Calgary to London in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Calgary to London

See prices for flight routes from nearby airports that may be better suited for you.
Calgary to Heathrow flights
Calgary to Gatwick flights
Edmonton to Heathrow flights
Calgary to Edinburgh flights

Top 4 airlines flying from Calgary to London

Discover the top 4 airlines that operate flights from Calgary to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$450Average$827FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$569Average$804FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$571Average$882FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$698Average$820FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.