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Cheap flights from Canada to London from C$ 336

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
26 Mar — 2 Apr1
1 adult

Cheap flight deals from Canada to London

Keep the following information in mind while searching for Canada to London flight deals. Data was last updated 21 March 2025.

Round-trip from

C$ 668

One-way from

C$ 336

Popular in

December

Cheapest in

February

Average price

C$ 793

Good round-trip deal

C$ 683 or less

Good one-way deal

C$ 323 or less
Air Transat
  • Air Transat
  • 20/5-26/5
  • 1 total stop
  • 18h 50m total
  • Canada to London
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WestJet
  • WestJet
  • 1/6
  • 2 total stops
  • 39h 10m total
  • Canada to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 35 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Canada to London (LON).
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Price to beat on a one-way flight from Canada to London (LON).
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Find flight deals from Canada to London

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 21 March 2025.

Tue 20/56:00 p.m.YYZ - LGW
1 stop10h 50mAir Transat
Mon 26/512:40 p.m.LGW - YYZ
Nonstop8h 00mAir Transat
Deal found 20/3C$ 668
Thu 8/511:00 p.m.YYZ - LHR
1 stop16h 20mIcelandair
Sun 11/59:25 p.m.LHR - YYZ
1 stop29h 30mIcelandair
Deal found 20/3C$ 671
Mon 9/67:30 p.m.YYZ - LGW
1 stop8h 55mMultiple Airlines
Sat 14/68:20 p.m.LGW - YYZ
1 stop22h 50mMultiple Airlines
Deal found 20/3C$ 671
Sat 28/69:15 p.m.YYZ - STN
1 stop22h 05mMultiple Airlines
Sat 12/76:35 a.m.STN - YYZ
1 stop11h 20mMultiple Airlines
Deal found 20/3C$ 671
Sat 7/610:10 p.m.YYZ - LTN
1 stop19h 20mMultiple Airlines
Fri 13/69:05 p.m.LTN - YYZ
2 stops24h 46mMultiple Airlines
Deal found 20/3C$ 675
Wed 7/511:00 p.m.YYZ - LGW
1 stop10h 40mIcelandair
Thu 12/63:40 p.m.LGW - YYZ
1 stop11h 15mIcelandair
Deal found 20/3C$ 675
Wed 7/56:20 p.m.YYZ - LHR
Nonstop7h 15mAir Canada
Tue 13/58:45 a.m.LHR - YYZ
1 stop12h 40mAir Canada
Deal found 19/3C$ 687
Sun 18/510:45 p.m.YYZ - LGW
Nonstop7h 00mPorter Airlines
Tue 27/511:35 a.m.LGW - YYZ
1 stop10h 50mPorter Airlines
Deal found 20/3C$ 688
Sun 27/45:00 p.m.YYZ - LHR
1 stop12h 00mMultiple Airlines
Tue 6/58:45 a.m.LHR - YYZ
1 stop12h 40mMultiple Airlines
Deal found 21/3C$ 694
Thu 8/510:20 a.m.YTZ - LHR
2 stops18h 40mAir Canada
Mon 12/58:40 a.m.LHR - YTZ
2 stops14h 10mAir Canada
Deal found 20/3C$ 698
Thu 1/57:20 p.m.YTZ - LHR
2 stops30h 10mMultiple Airlines
Tue 13/55:15 p.m.LHR - YTZ
2 stops31h 35mMultiple Airlines
Deal found 20/3C$ 711
Sun 27/411:35 p.m.YYZ - LHR
Nonstop7h 15mLufthansa
Tue 13/56:55 a.m.LHR - YYZ
1 stop12h 35mLufthansa
Deal found 20/3C$ 730

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 21 March 2025.
Use the filters below to find and compare flights from Canada to London that are best for you.

Fly from

Canada

Fly to

London

Route

Depart

Return

Price

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 20/5

6:00 p.m.-9:50 a.m.

1 stop10h 50m

London Gatwick

Mon 26/5

12:40 p.m.-3:40 p.m.

Nonstop8h 00m

C$ 668

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 8/5

11:00 p.m.-8:20 p.m.

1 stop16h 20m

London Heathrow

Sun 11/5

9:25 p.m.-9:55 p.m.

1 stop29h 30m

C$ 671

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 9/6

7:30 p.m.-9:25 a.m.

1 stop8h 55m

London Gatwick

Sat 14/6

8:20 p.m.-2:10 p.m.

1 stop22h 50m

C$ 671

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sat 28/6

9:15 p.m.-12:20 a.m.

1 stop22h 05m

London Stansted

Sat 12/7

6:35 a.m.-12:55 p.m.

1 stop11h 20m

C$ 671

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 7/5

11:00 p.m.-2:40 p.m.

1 stop10h 40m

London Gatwick

Thu 12/6

3:40 p.m.-9:55 p.m.

1 stop11h 15m

C$ 675

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sat 7/6

10:10 p.m.-10:30 p.m.

1 stop19h 20m

London Luton

Fri 13/6

9:05 p.m.-2:10 p.m.

1 stop22h 05m

C$ 675

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 4/4

10:35 p.m.-10:45 a.m.

Nonstop7h 10m

London Gatwick

Sun 4/5

11:35 a.m.-7:08 p.m.

1 stop12h 33m

C$ 685

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 7/5

4:30 p.m.-6:30 a.m.

1 stop9h 00m

London Heathrow

Tue 13/5

8:45 a.m.-4:25 p.m.

1 stop12h 40m

C$ 687

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 27/4

5:00 p.m.-10:00 a.m.

1 stop12h 00m

London Heathrow

Tue 6/5

8:45 a.m.-4:25 p.m.

1 stop12h 40m

C$ 694

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 8/5

3:25 p.m.-10:00 a.m.

1 stop13h 35m

London Heathrow

Mon 12/5

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

2 stops14h 10m

C$ 698

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/3

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from Canada to London (average of C$ 560). Flying from Canada to London in July 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 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 21 March 2025.

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 21 March 2025.

The most flights from CA0 to LON are scheduled on a Wednesday (36 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 March 2025.
To help decide which airline to fly from Canada to London, see what other customers have to say about Delta, Porter Airlines and KLM. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,895 reviews
Check prices

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Porter Airlines
7.9
Good
275 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Transat
7.8
Good
380 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.6
Good
63 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    C$ 336 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Porter Airlines and Air Transat, with prices starting from C$ 351 and C$ 354, 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, Vancouver Intl - London Heathrow and Toronto Pearson Intl - London Gatwick.

  • 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 American Airlines (70%), Aer Lingus (70%) or Finnair (70%) 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$ 3,200 for a flight from Canada to London. The cheapest flight overall is C$ 581 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at C$ 671.

  • 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, January is the cheapest month in which you can book a flight from Canada to London (average of C$ 560). Flying from Canada to London in July 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 Canada?

Book flights to Canada if you plan to visit one of these locations
Brentford
Hounslow
Sutton
Slough
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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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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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 21 March 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 480AverageC$ 697FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
FinnairCheapestC$ 504AverageC$ 1,057FlexibilityNo cancel feeOn-time76%
Search Finnair flights
TAP AIR PORTUGALCheapestC$ 551AverageC$ 682FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
WestJetCheapestC$ 598AverageC$ 1,070FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air FranceCheapestC$ 632AverageC$ 1,021FlexibilityNo cancel feeOn-time77%
Search Air France flights
IcelandairCheapestC$ 641AverageC$ 981FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapestC$ 655AverageC$ 874FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapestC$ 668AverageC$ 1,093FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 674AverageC$ 1,046FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 696AverageC$ 1,100FlexibilityNo cancel feeOn-timeN/A
Search Delta 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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