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Cheap flights from Calgary to London from C$ 427

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 13/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LON
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Calgary to London are usually found in January or November, booked 67 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Calgary to London

Enter your travel dates to find the best prices.

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 21 July 2026.

Wed 7/107:10 p.m.
YYC
-
LGW
1 stop17h 25m
Multiple Airlines
Sun 18/108:10 a.m.
LGW
-
YYC
1 stop14h 00m
Multiple Airlines
Deal found 16/7C$ 1,008
Thu 10/97:55 p.m.
YYC
-
STN
1 stop14h 40m
Multiple Airlines
Thu 17/96:30 a.m.
STN
-
YYC
3 stops22h 50m
Multiple Airlines
Deal found 18/7C$ 1,008
Wed 30/98:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Tue 13/102:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Deal found 17/7C$ 1,008
Tue 27/107:30 p.m.
YYC
-
LTN
1 stop19h 35m
Multiple Airlines
Wed 4/119:10 a.m.
LTN
-
YYC
1 stop16h 00m
Multiple Airlines
Deal found 18/7C$ 1,008
Sun 4/1012:00 p.m.
YYC
-
LGW
1 stop12h 55m
Air Transat
Sat 17/109:40 a.m.
LGW
-
YYC
1 stop18h 34m
Air Transat
Deal found 19/7C$ 1,009
Tue 1/97:05 a.m.
YYC
-
STN
2 stops23h 10m
Multiple Airlines
Tue 8/910:00 p.m.
STN
-
YYC
3 stops31h 20m
Multiple Airlines
Deal found 18/7C$ 1,009
Sun 1/116:05 p.m.
YYC
-
LGW
2 stops16h 45m
SWISS
Sat 7/116:40 p.m.
LGW
-
YYC
2 stops28h 40m
SWISS
Deal found 20/7C$ 1,011
Sun 1/116:30 p.m.
YYC
-
LHR
Nonstop7h 50m
Air Canada
Sat 14/111:25 p.m.
LHR
-
YYC
Nonstop10h 30m
Air Canada
Deal found 19/7C$ 1,011
Sun 20/97:00 p.m.
YYC
-
LTN
1 stop30h 30m
Multiple Airlines
Tue 29/99:15 a.m.
LTN
-
YYC
1 stop15h 15m
Multiple Airlines
Deal found 17/7C$ 1,011
Tue 27/106:05 p.m.
YYC
-
LGW
2 stops17h 45m
SWISS
Sat 31/106:40 p.m.
LGW
-
YYC
2 stops28h 40m
SWISS
Deal found 20/7C$ 1,012
Mon 19/104:50 p.m.
YYC
-
LCY
1 stop18h 05m
Multiple Airlines
Mon 26/107:05 p.m.
LCY
-
YYC
2 stops27h 15m
Multiple Airlines
Deal found 19/7C$ 1,012
Mon 5/108:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Mon 26/102:50 p.m.
LHR
-
YYC
Nonstop9h 05m
WestJet
Deal found 19/7C$ 1,012

Find 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 21 July 2026.

Round-trip from

C$ 1,008

One-way from

C$ 427

Popular in

July

Cheapest in

January

Average price

C$ 1,494

Good round-trip deal

C$ 1,027 or less

Good one-way deal

C$ 588 or less
7/10-18/10
  • 7/10-18/10
  • 2 total stops
  • 31h 25m total
  • Calgary to London
Search Deals
9/10
  • 9/10
  • 2 total stops
  • 20h 55m total
  • Calgary to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 428 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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

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 629,999 searches. Data last updated 21 July 2026.
Use the filters below to find and compare flights from Calgary to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Wed 11/11

1:45 p.m.-8:45 a.m.

1 stop13h 00m

London Gatwick

Sat 21/11

11:40 a.m.-12:25 a.m.

1 stop18h 45m

C$ 1,008

CalgaryLondon

YYC - LTN

YYCLTN

Calgary

Tue 1/9

7:05 a.m.-6:30 p.m.

2 stops28h 25m

London Luton

Sun 13/9

6:05 a.m.-3:10 p.m.

1 stop16h 05m

C$ 1,018

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sat 5/9

12:45 p.m.-2:25 p.m.

1 stop18h 40m

London Heathrow

Mon 21/9

12:15 p.m.-11:29 p.m.

1 stop18h 14m

C$ 1,019

CalgaryLondon

YYC - LTN

YYCLTN

Calgary

Tue 25/8

6:55 p.m.-12:55 p.m.

1 stop11h 00m

London Luton

Wed 9/9

6:10 a.m.-3:10 p.m.

1 stop16h 00m

C$ 1,020

CalgaryLondon

YYC - LTN

YYCLTN

Calgary

Thu 10/9

1:20 p.m.-11:25 p.m.

2 stops27h 05m

London Luton

Thu 17/9

6:05 a.m.-3:10 p.m.

1 stop16h 05m

C$ 1,023

CalgaryLondon

YYC - LTN

YYCLTN

Calgary

Fri 4/9

6:30 a.m.-12:30 a.m.

2 stops35h 00m

London Luton

Mon 21/9

6:05 p.m.-8:25 p.m.

3 stops33h 20m

C$ 1,025

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Sat 9/1

7:30 p.m.-8:30 p.m.

1 stop19h 00m

London Gatwick

Fri 15/1

8:15 a.m.-5:45 p.m.

1 stop15h 30m

C$ 1,033

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Mon 9/11

7:30 a.m.-8:45 a.m.

1 stop19h 15m

London Gatwick

Wed 18/11

11:40 a.m.-12:25 a.m.

1 stop18h 45m

C$ 1,043

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Mon 9/11

7:30 a.m.-8:45 a.m.

1 stop19h 15m

London Gatwick

Sun 22/11

11:40 a.m.-1:50 p.m.

1 stop32h 10m

C$ 1,043

CalgaryLondon

YYC - SEN

YYCSEN

Calgary

Tue 25/8

7:00 p.m.-11:20 p.m.

2 stops21h 20m

London Southend

Thu 10/9

10:10 a.m.-3:10 p.m.

1 stop12h 00m

C$ 1,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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

Currently, January is the cheapest month in which you can book a flight from Calgary to London (average of C$ 747). Flying from Calgary to London in July is currently the most expensive (average of C$ 1,475). 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 21 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Calgary to London as you normally would.

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 21 July 2026.

The most flights from YYC to LON are scheduled on a Tuesday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 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 one-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 19% of one-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.

Minneapolis (MSP) is the most affordable 1-stop option, with an average round-trip price of C$ 948.

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 Amsterdam (AMS) have the shortest average one-way travel time for 1-stop routes: 11h 03m.

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 Amsterdam (AMS) offer the fastest connection on this route, with an average layover time of 1h 15m.

How often are flights from Calgary to London delayed?

About 18% of weekly flights between Calgary and London have experienced delays in the past year, with the average delay time being 139 minutes.

What is the most punctual flight time for Calgary to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Air Canada has had the lowest number of delays on this route, with just 15% of flights being delayed.

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

The price you pay for your flight from Calgary to London may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 21 July 2026.
Read reviews from past customers who have flown Air Transat,WestJet, andAir Canada from Calgary to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
566 reviews
Check prices

Overall

7.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Transat
7.8
Good
566 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Overall

7.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
WestJet
7.2
Good
3,411 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Overall

7.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Canada
7.1
Good
11,361 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Overall

7.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Lufthansa
6.8
Okay
8,152 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Overall

7.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
British Airways
6.7
Okay
8,124 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Overall

7.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus

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?

    Most people fly from Calgary (YYC) if they book a flight from Calgary to London. On average, Calgary has 12 outbound flights to London per day from 6 airlines. Calgary is conveniently located just 9.3 km from Calgary’s city centre.

  • How long is the flight from Calgary to London?

    Airlines like Air Transat, British Airways, and United Airlines fly from Calgary to London in about 13h. The time it takes to get you to your destination can typically vary by up to 5h 40m. Airlines will cover a distance of 7049 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    WestJet, at C$ 616, was found to be the cheapest airline from Calgary to London.Alternate airlines to your destination round-trip include Virgin Atlantic and Lufthansa. WestJet is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Calgary to London one-way?

    C$ 213 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Lufthansa and Air Canada, with prices starting from C$ 486 and C$ 490, respectively.

  • What are the most popular routes from Calgary to London?

    The most popular route from Calgary to London is Calgary - London Heathrow. You may also consider Calgary - London Gatwick or Calgary - London City.

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

    Before booking your flight to London from Calgary, check out the most reliable airlines to get you to your destination on time: Croatia Airlines (88%), WestJet (77%), Air Canada( 73%).

  • What are the cheapest flights from Calgary to London?

    On average you can expect to pay C$ 2,680 for a flight from Calgary to London. The cheapest flight overall is C$ 470 while the most popular route, (Calgary - London Heathrow) is currently priced at C$ 869.

  • 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, January is the cheapest month in which you can book a flight from Calgary to London (average of C$ 747). Flying from Calgary to London in July is currently the most expensive (average of C$ 1,475). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Watford
High Wycombe

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Fly from Calgary to London on these airlines

Choose from the following airlines for your flight from Calgary to London. Flights are based on user searches made on Cheapflights and were last updated on 21 July 2026.
WestJet flights from Calgary to London
Air Canada flights from Calgary to London
Air Transat flights from Calgary to London

Top 6 airlines flying from Calgary to London

Discover the top 6 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 629,999 searches. Data last updated 21 July 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 616AverageC$ 1,046FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapestC$ 706AverageC$ 840FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapestC$ 757AverageC$ 1,365FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 759AverageC$ 1,221FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 805AverageC$ 1,266FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapestC$ 1,000AverageC$ 1,233FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Calgary to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Calgary today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Calgary to London?

Cheapflights helps you find that perfect flight to London from Calgary by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Calgary to London with no change fees?

Certainly. Search results for flights to London from Calgary shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Calgary to London become cheaper?

Not ready to book yet? You can track prices for flights from Calgary to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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