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Cheap flights from Canada to London from C$ 379

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Canada to London

Enter your travel dates to find the best prices.

Cheapest flights from Canada to London
Explore the most affordable flight options available from Canada to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2026.

Thu 30/77:00 p.m.
YUL
-
LHR
1 stop13h 45m
Virgin Atlantic
Sat 8/811:45 a.m.
LHR
-
YUL
1 stop10h 10m
Virgin Atlantic
Deal found 15/6C$ 788
Wed 4/117:00 a.m.
YUL
-
LHR
1 stop23h 05m
United Airlines
Fri 6/1111:05 a.m.
LHR
-
YUL
2 stops56h 57m
United Airlines
Deal found 15/6C$ 797
Tue 15/96:10 p.m.
YYZ
-
LGW
1 stop10h 40m
Porter Airlines
Mon 21/911:35 a.m.
LGW
-
YYZ
1 stop11h 53m
Porter Airlines
Deal found 16/6C$ 802
Tue 18/811:55 p.m.
YYZ
-
LHR
1 stop11h 05m
Multiple Airlines
Tue 25/87:40 a.m.
LHR
-
YYZ
1 stop13h 10m
Multiple Airlines
Deal found 16/6C$ 804
Wed 29/79:55 p.m.
YYZ
-
LTN
1 stop19h 20m
Multiple Airlines
Sun 9/87:50 a.m.
LTN
-
YYZ
2 stops18h 55m
Multiple Airlines
Deal found 17/6C$ 804
Thu 18/67:50 p.m.
YYZ
-
LGW
Nonstop7h 05m
Air Transat
Wed 24/611:35 a.m.
LGW
-
YYZ
1 stop25h 38m
Air Transat
Deal found 16/6C$ 804
Tue 7/79:55 p.m.
YYZ
-
STN
2 stops20h 25m
Multiple Airlines
Thu 16/76:05 a.m.
STN
-
YYZ
1 stop12h 35m
Multiple Airlines
Deal found 17/6C$ 804
Thu 10/911:55 p.m.
YYZ
-
LHR
1 stop11h 05m
Multiple Airlines
Wed 16/97:40 a.m.
LHR
-
YYZ
1 stop13h 10m
Multiple Airlines
Deal found 17/6C$ 805
Thu 6/811:55 p.m.
YYZ
-
LTN
1 stop11h 50m
Multiple Airlines
Wed 12/86:15 a.m.
LTN
-
YYZ
1 stop14h 35m
Multiple Airlines
Deal found 17/6C$ 805
Thu 1/1010:45 p.m.
YYZ
-
LGW
Nonstop7h 00m
Air Transat
Fri 16/1011:35 a.m.
LGW
-
YYZ
1 stop11h 05m
Air Transat
Deal found 17/6C$ 805
Wed 8/711:55 p.m.
YYZ
-
STN
1 stop16h 25m
Multiple Airlines
Wed 15/76:30 a.m.
STN
-
YYZ
1 stop14h 20m
Multiple Airlines
Deal found 17/6C$ 805
Tue 16/611:55 a.m.
YTZ
-
LGW
1 stop15h 00m
Air Transat
Sat 27/611:35 a.m.
LGW
-
YTZ
1 stop13h 40m
Air Transat
Deal found 14/6C$ 807

Find flight deals from Canada to London

Keep the following information in mind while searching for Canada to London flight deals. Data was last updated 18 June 2026.

Round-trip from

C$ 788

One-way from

C$ 379

Popular in

July

Cheapest in

February

Average price

C$ 1,021

Good round-trip deal

C$ 745 or less

Good one-way deal

C$ 287 or less
Virgin Atlantic
  • Virgin Atlantic
  • 30/7-8/8
  • 2 total stops
  • 23h 55m total
  • Canada to London
Search Deals
12/8
  • 12/8
  • 1 total stop
  • 16h 50m total
  • Canada to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 241 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Canada to London (LON).
Search Deals
Price to beat on a one-way flight from Canada to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada 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 18 June 2026.
Use the filters below to find and compare flights from Canada to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 15/7

7:15 p.m.-10:15 p.m.

1 stop22h 00m

London Luton

Wed 29/7

3:30 p.m.-11:00 a.m.

1 stop24h 30m

C$ 815

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Mon 20/7

7:15 p.m.-8:55 p.m.

1 stop20h 40m

London Luton

Sun 2/8

6:05 p.m.-11:00 a.m.

1 stop21h 55m

C$ 816

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Sat 18/7

4:55 p.m.-9:50 a.m.

1 stop11h 55m

London Gatwick

Sat 25/7

11:35 a.m.-8:13 p.m.

1 stop13h 38m

C$ 825

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sun 30/8

7:15 p.m.-10:20 p.m.

1 stop22h 05m

London Luton

Sat 12/9

4:50 p.m.-11:00 a.m.

1 stop23h 10m

C$ 825

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sat 11/7

7:15 p.m.-10:20 a.m.

1 stop10h 05m

London Luton

Sun 26/7

1:55 p.m.-11:00 a.m.

1 stop26h 05m

C$ 829

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 21/10

11:10 p.m.-11:55 a.m.

1 stop31h 45m

London Heathrow

Wed 28/10

8:35 p.m.-7:15 p.m.

1 stop26h 40m

C$ 833

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 14/9

8:55 p.m.-9:50 a.m.

1 stop31h 55m

London Gatwick

Fri 18/9

11:35 a.m.-8:15 p.m.

1 stop13h 40m

C$ 847

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 24/9

11:10 p.m.-11:55 a.m.

1 stop31h 45m

London Heathrow

Sun 27/9

9:25 p.m.-7:10 p.m.

1 stop26h 45m

C$ 850

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 9/9

10:55 p.m.-11:10 a.m.

Nonstop7h 15m

London Heathrow

Thu 1/10

5:50 p.m.-8:40 p.m.

Nonstop7h 50m

C$ 867

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 3/9

10:55 p.m.-11:10 a.m.

Nonstop7h 15m

London Heathrow

Wed 23/9

5:50 p.m.-8:40 p.m.

Nonstop7h 50m

C$ 867

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Canada to London

Have a flexible travel schedule? Discover the best time to fly to London from Canada 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 Canada to London

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

Currently, February is the cheapest month in which you can book a flight from Canada to London (average of C$ 861). Flying from Canada to London in December is currently the most expensive (average of C$ 1,285). 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 CA to LON?

Find hourly flight availability from Canada 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 18 June 2026.

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

Weekly flight availability from Canada to London

Explore weekly flight availability from Canada 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 18 June 2026.

The most flights from CA0 to LON are scheduled on a Thursday (49 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (29 on average).

How often are flights from Canada to London delayed?

About 20% of weekly flights between Canada and London have experienced delays in the past year, with the average delay time being 148 minutes.

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

Historically, flights departing in the early afternoon 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 Canada to London flights?

Over the past year, British Airways has had the lowest number of delays on this route, with just 18% of flights being delayed.

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

The price you pay for your flight from Canada to London may vary depending on when you book. For the best chance of a lower fare, look to book 83 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 18 June 2026.
Read through reviews of airlines operating flights from Canada to London, such as Air Transat,WestJet, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
555 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.5

Overall

7.8

Entertainment

7.1

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.8
Good
555 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.5

Overall

7.8

Entertainment

7.1

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
WestJet
7.2
Good
3,375 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.5

Overall

7.8

Entertainment

7.1

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
11,210 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.5

Overall

7.8

Entertainment

7.1

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
8,069 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.5

Overall

7.8

Entertainment

7.1

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
British Airways
6.7
Okay
8,054 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.5

Overall

7.8

Entertainment

7.1

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

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

  • How long is the flight from Canada to London?

    A quick flight from Canada to London can take about 11h 55m. Air Transat provides one of the quickest options available for as low as C$ 825. Airlines will cover a distance of 5724 km. This flight may include one or multiple stops.

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

    C$ 62 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Transat and TAP AIR PORTUGAL, with prices starting from C$ 303 and C$ 307, respectively.

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

    The most popular flight routes from Canada to London are Toronto Pearson Intl - London Heathrow, Toronto Pearson Intl - London Gatwick and Vancouver Intl - London Heathrow.

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

    No one likes to see their flight delayed. When booking a flight from Canada to London consider choosing KLM (88%), Air France (88%) or Delta (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Canada to London?

    On average you can expect to pay C$ 2,248 for a flight from Canada to London. The cheapest flight overall is C$ 529 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at C$ 738.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Canada 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 Canada to London?

    Currently, February is the cheapest month in which you can book a flight from Canada to London (average of C$ 861). Flying from Canada to London in December is currently the most expensive (average of C$ 1,285). 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
Hounslow
Slough
Marlow
Cobham
Watford
Luton
High Wycombe

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Alternative routes for Canada to London

See prices for flight routes from nearby airports that may be better suited for you.
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Pearson Intl to Gatwick flights
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Edmonton to London City flights
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Winnipeg to Gatwick flights
Halifax to Stansted flights
Pearson Intl to Birmingham flights
Halifax to London City flights
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Vancouver Intl to Manchester flights
Calgary to Edinburgh flights
Ottawa to London City flights

Top 10 airlines flying from Canada to London

Discover the top 10 airlines that operate flights from Canada 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 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 115AverageC$ 925FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 539AverageC$ 1,094FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
KLMCheapestC$ 574AverageC$ 1,014FlexibilityNo cancel feeOn-time75%
Search KLM flights
TAP AIR PORTUGALCheapestC$ 610AverageC$ 812FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapestC$ 645AverageC$ 846FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapestC$ 666AverageC$ 981FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapestC$ 722AverageC$ 1,140FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 737AverageC$ 1,135FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapestC$ 757AverageC$ 1,172FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapestC$ 763AverageC$ 1,036FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Canada to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to London from Canada 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 Canada to London with no change fees?

Yes, we can. To see specific flights from Canada to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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