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Cheap flights from Calgary to London from C$ 234

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 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LON
23 Dec — 30 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Calgary to London are usually found in February or January, booked 16 days in advance, depart on a Sunday or Thursday and return on a Wednesday

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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 23 November 2025.

Sat 22/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Thu 4/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 20/11C$ 647
Wed 26/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Tue 2/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 21/11C$ 660
Thu 27/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Thu 4/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 22/11C$ 661
Sun 30/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Thu 4/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 21/11C$ 663
Sun 23/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Thu 27/112:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 23/11C$ 671
Sat 22/119:10 p.m.YYC - LHR
Nonstop8h 40mMultiple Airlines
Thu 4/123:15 p.m.LHR - YYC
1 stop31h 45mMultiple Airlines
Deal found 20/11C$ 675
Thu 27/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Wed 3/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 21/11C$ 684
Fri 28/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Fri 5/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 21/11C$ 692
Tue 25/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Wed 3/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 21/11C$ 694
Mon 24/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Tue 2/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 21/11C$ 701
Sun 23/119:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Thu 4/122:50 p.m.LHR - YYC
Nonstop9h 05mWestJet
Deal found 22/11C$ 704
Sun 23/118:45 p.m.YYC - LHR
2 stops32h 05mAir Canada
Thu 4/126:50 a.m.LHR - YYC
2 stops16h 04mAir Canada
Deal found 22/11C$ 711

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 23 November 2025.

Round-trip from

C$ 642

One-way from

C$ 234

Popular in

July

Cheapest in

February

Average price

C$ 819

Good round-trip deal

C$ 822 or less

Good one-way deal

C$ 244 or less
WestJet
  • WestJet
  • 17/1-28/1
  • Nonstop
  • 17h 45m total
  • Calgary to London
Search Deals
WestJet
  • WestJet
  • 1/12
  • Nonstop
  • 8h 40m total
  • Calgary to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 333 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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

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 23 November 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 - LTN

YYCLTN

Calgary

Sun 25/1

7:30 p.m.-9:55 p.m.

1 stop19h 25m

London Luton

Tue 3/2

7:10 a.m.-3:45 p.m.

1 stop15h 35m

C$ 768

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Mon 12/1

7:30 p.m.-3:45 p.m.

1 stop13h 15m

London Gatwick

Tue 27/1

8:30 a.m.-4:00 p.m.

1 stop14h 30m

C$ 781

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Fri 16/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Wed 28/1

11:40 a.m.-3:32 p.m.

1 stop34h 52m

C$ 799

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Thu 15/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Fri 30/1

11:40 a.m.-3:32 p.m.

1 stop34h 52m

C$ 799

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Fri 16/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Sat 31/1

11:40 a.m.-3:32 p.m.

1 stop34h 52m

C$ 799

CalgaryLondon

YYC - LTN

YYCLTN

Calgary

Tue 24/2

7:30 p.m.-5:50 p.m.

1 stop15h 20m

London Luton

Tue 3/3

7:10 a.m.-3:45 p.m.

1 stop15h 35m

C$ 799

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Sat 17/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Wed 28/1

11:40 a.m.-3:32 p.m.

1 stop34h 52m

C$ 799

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Mon 12/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Sat 31/1

11:40 a.m.-3:32 p.m.

1 stop34h 52m

C$ 799

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Sat 17/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Thu 29/1

11:40 a.m.-11:42 a.m.

1 stop31h 02m

C$ 799

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Sun 11/1

12:40 p.m.-9:45 a.m.

1 stop14h 05m

London Gatwick

Fri 30/1

11:40 a.m.-3:32 p.m.

1 stop34h 52m

C$ 799

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/11

Showing 1-10 of 60 results
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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

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 21 November 2025.

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 16 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Calgary to London (average of C$ 592). Flying from Calgary to London in August is currently the most expensive (average of C$ 874). 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 23 November 2025.

It’s typically best to fly out from Calgary to London in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 16 December 2024.

Travelers seeking maximum savings on their Calgary to London flight should consider departing on Friday evenings when fares are most often at their lowest. Monday at noon 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 23 November 2025.

The most flights from YYC to LON are scheduled on a Monday (11 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 one-stop round-trip flights from Calgary to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YYZ) – chosen by Cheapflights users on 51% 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.

St. John's (YYT) is the most affordable 1-stop option, with an average round-trip price of C$ 826.

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 08m.

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 40m.

How often are flights from Calgary to London delayed?

About 16% of weekly flights between Calgary and London have experienced delays in the past year, with the average delay time being 132 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 in the early afternoon tend to experience delays more often.

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

Wednesday tends to have the lowest number of delays on this route, whereas Sunday 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 13% of flights being delayed.

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 23 November 2025.
Read reviews from past customers who have flown Porter Airlines,Air Transat, andWestJet 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.
Porter Airlines
8.0
Very good
393 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
393 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.8
Good
478 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,171 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,466 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Lufthansa
6.8
Okay
7,583 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 11 outbound flights to London per day from 8 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, United Airlines, and Lufthansa fly from Calgary to London in about 14h 05m. The time it takes to get you to your destination can typically vary by up to 4h 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$ 629, 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 39% below the average price you’ll pay for this route.

  • 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: Air Canada (79%), Aegean Airlines (79%), Thai Airways( 79%).

  • What are the cheapest flights from Calgary to London?

    On average you can expect to pay C$ 1,002 for a flight from Calgary to London. The cheapest flight overall is C$ 221 while the most popular route, (Calgary - London Heathrow) is currently priced at C$ 625.

  • 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, February is the cheapest month in which you can book a flight from Calgary to London (average of C$ 592). Flying from Calgary to London in August is currently the most expensive (average of C$ 874). 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
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick
Hounslow

Browse thousands of different options on Cheapflights for your next trip

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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 23 November 2025.
WestJet flights from Calgary to London
Air Canada flights from Calgary to London
Air Transat flights from Calgary to London

Top 8 airlines flying from Calgary to London

Discover the top 8 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 23 November 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 629AverageC$ 1,078FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapestC$ 722AverageC$ 1,038FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapestC$ 765AverageC$ 1,116FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 782AverageC$ 1,220FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapestC$ 796AverageC$ 980FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air TransatCheapestC$ 811AverageC$ 1,132FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 850AverageC$ 1,024FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
British AirwaysCheapestC$ 990AverageC$ 1,222FlexibilityNo 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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