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$344+ Cheap flights from London (LON) to Toronto (YTO)

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YTO
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find cheap flights from London to Toronto 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from London to Toronto are usually found in February or March, booked 84 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

Cheap flight deals from London to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Toronto (YTO). 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 October 29, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$477
(Mytrip)

One-way from

$344
(Connections by easyJet)

Popular in

December

Cheapest in

February

Average price

$569

Good round-trip deal

$576 or less

Good one-way deal

$478 or less
Provider with most accurate pricing for London (LON)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Toronto (YTO) flights.
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From London (LON) to Toronto (YTO)
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One-way flight from London (LON) to Toronto (YTO)
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Highest demand for flights based on searches. 4% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from London (LON) to Toronto (YTO).
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Price to beat on a one-way flight from London (LON) to Toronto (YTO).
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Find flight deals from London to Toronto

Cheapest flights from London to Toronto
Explore the most affordable flight options available from London to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:55 amLGW - YYZ
1 stop11h 20mIcelandair
Mon 12/87:40 pmYYZ - LGW
1 stop10h 15mIcelandair
Deal found 10/29$477
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:15 pmLHR - YYZ
1 stop11h 00mIcelandair
Mon 12/87:40 pmYYZ - LHR
1 stop18h 50mIcelandair
Deal found 10/28$479
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:35 pmLHR - YYZ
1 stop26h 40mIcelandair
Wed 12/37:40 pmYYZ - LHR
1 stop10h 10mIcelandair
Deal found 10/29$480
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:55 amLGW - YYZ
1 stop11h 20mIcelandair
Mon 12/87:40 pmYYZ - LGW
1 stop10h 15mIcelandair
Deal found 10/28$480
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:15 pmLHR - YYZ
1 stop11h 00mIcelandair
Mon 12/87:40 pmYYZ - LHR
1 stop18h 50mIcelandair
Deal found 10/29$481
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:35 pmLHR - YYZ
1 stop26h 40mIcelandair
Sun 11/307:40 pmYYZ - LHR
1 stop18h 50mIcelandair
Deal found 10/29$482
This Icelandair deal was found by Cheapflights users on 10/28. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:55 amLGW - YYZ
1 stop11h 20mIcelandair
Sun 11/307:40 pmYYZ - LGW
1 stop10h 15mIcelandair
Deal found 10/28$500
This Icelandair deal was found by Cheapflights users on 10/28. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:15 pmLHR - YYZ
1 stop11h 00mIcelandair
Sun 11/307:40 pmYYZ - LHR
1 stop10h 10mIcelandair
Deal found 10/28$504
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:50 amLGW - YYZ
2 stops16h 00mMultiple Airlines
Tue 12/27:35 pmYYZ - LGW
1 stop18h 55mMultiple Airlines
Deal found 10/28$505
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:55 amLGW - YYZ
1 stop11h 20mIcelandair
Sun 11/307:40 pmYYZ - LGW
1 stop10h 15mIcelandair
Deal found 10/29$507
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:35 pmLHR - YYZ
1 stop26h 40mIcelandair
Thu 12/117:40 pmYYZ - LHR
1 stop18h 50mIcelandair
Deal found 10/28$510
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:15 pmLHR - YYZ
1 stop11h 00mIcelandair
Sun 11/307:40 pmYYZ - LHR
1 stop10h 10mIcelandair
Deal found 10/29$511

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Toronto 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 October 29, 2025.
Use the filters below to find and compare flights from London to Toronto that are best for you.

Fly from

London

Fly to

Toronto

Route

Depart

Return

Price

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 4/27

3:40 pm-10:15 pm

1 stop11h 35m

Toronto Pearson Intl

Mon 5/11

11:25 pm-2:40 pm

1 stop10h 15m

$522

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 4/27

1:05 pm-7:10 pm

1 stop11h 05m

Toronto Pearson Intl

Sun 5/10

8:50 pm-11:55 am

1 stop10h 05m

$525

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 4/27

1:05 pm-7:10 pm

1 stop11h 05m

Toronto Pearson Intl

Mon 5/11

11:25 pm-8:20 pm

1 stop15h 55m

$525

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 2/12

5:30 pm-3:40 pm

2 stops27h 10m

Toronto Pearson Intl

Sun 2/22

5:10 pm-6:50 pm

2 stops20h 40m

$542

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 11/13

11:40 am-3:00 pm

Nonstop8h 20m

Toronto Pearson Intl

Mon 12/1

9:35 pm-9:45 am

Nonstop7h 10m

$543

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 12/12

6:05 am-12:30 pm

1 stop35h 25m

Toronto Pearson Intl

Fri 12/19

7:25 pm-10:20 pm

1 stop21h 55m

$543

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 2/26

11:40 am-3:00 pm

Nonstop8h 20m

Toronto Pearson Intl

Sun 3/1

9:35 pm-9:45 am

Nonstop7h 10m

$543

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 4/26

9:25 pm-10:15 pm

1 stop29h 50m

Toronto Pearson Intl

Mon 5/11

11:25 pm-8:20 pm

1 stop15h 55m

$556

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 3/11

11:55 am-7:15 pm

1 stop11h 20m

Toronto Pearson Intl

Sun 3/15

8:40 pm-10:55 am

1 stop10h 15m

$562

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 3/11

11:40 am-4:00 pm

Nonstop8h 20m

Toronto Pearson Intl

Sun 3/15

10:35 pm-9:45 am

Nonstop7h 10m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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Compare providers for flights from London to Toronto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Toronto in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*1 star
GotogatePrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-Toronto flights, users find the pricing of Gotogate to be most consistent on Cheapflights vs. Gotogate Users can find the same prices on London-Toronto flight deals on Cheapflights vs. Gotogate >95% of the time. Price accuracy is based on data collected from London-Toronto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-Toronto flights, Cheapflights users trust Gotogate the most. Gotogate has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from London to Toronto

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

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

Use this chart to determine the optimal time to book a round-trip flight from London to Toronto. Price data was last updated on October 24, 2025.

The price you pay for your flight from London to Toronto may vary depending on when you book. For the best chance of a lower fare, look to book 84 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 London to Toronto?

Currently, March is the cheapest month in which you can book a flight from London to Toronto (average of $347). Flying from London to Toronto in December is currently the most expensive (average of $471). 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 LON to YTO?

Find hourly flight availability from London to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from London to Toronto, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 24% versus a flight in the morning.

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

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

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

Halifax (YHZ) – chosen by Cheapflights users on 50% of 1-stop itineraries from London to Toronto on Cheapflights.

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

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

Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $434.

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

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

Flights via Halifax (YHZ) have the shortest average one-way travel time for 1-stop routes: 10h 22m.

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

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

Flights via Halifax (YHZ) offer the fastest connection on this route, with an average layover time of 1h 13m.

The best insider tips for London to Toronto 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 London to Toronto trip
Airlines
Air Transat

Club Class includes priority check-in and boarding, extra baggage, and in-flight meals.


Air Transat's Option Plus adds extra baggage, priority check-in, and seat selection to Economy Class.

Read more about Air Transatby Miquel Ros
Air Canada

Air Canada offers complimentary meals for all fare classes on international flights.


Preferred Seats provide up to four inches of extra space, available for a fee in any fare class.

Read more about Air Canadaby Jessica Macdonald
Lufthansa

Lufthansa's Allegris cabins enhance long-haul comfort with advanced technology and design.


Economy Flex includes preferred seating and allows earlier flight changes on the same day.

Read more about Lufthansaby Blane Bachelor
Airports
LHR

Heathrow's strict security means longer waits. Ensure all liquids are in one small bag to avoid delays.

Read more about LHRby Ramsey Qubein
YYZ

At YYZ, public transportation is economical to downtown Toronto. Consider express buses connecting to the subway for a smooth journey.

Read more about YYZby Kaitlyn McInnis
Our travel experts
Miquel Ros

Miquel Ros

Expert on Air Transat

Miquel Ros

Miquel Ros

Originally from Barcelona, Miquel is an avid traveler fascinated by borders and airplanes, two topics that feature often in this work. Miquel writes regularly about travel and aviation for international media outlets such as CNN and AeroTime and runs Allplane.tv, a site and podcast focusing on innovation and sustainability in the aviation industry.

Read more
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Jessica Macdonald

Jessica Macdonald

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more
Blane Bachelor

Blane Bachelor

Expert on Lufthansa

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

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
Kaitlyn McInnis

Kaitlyn McInnis

Expert on YYZ

Kaitlyn McInnis

Kaitlyn McInnis

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Read more

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated October 29, 2025.
See what other customers who have flown with Air Transat, Air Canada, and Icelandair from London to Toronto 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
7.8
Good
469 reviews

Overall

7.8

Boarding

7.9

Entertainment

7.1

Crew

8.5

Food

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
469 reviews
Air Transat
7.8
Good
469 reviews

Overall

7.8

Boarding

7.9

Entertainment

7.1

Crew

8.5

Food

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,374 reviews
Air Transat
7.8
Good
469 reviews

Overall

7.8

Boarding

7.9

Entertainment

7.1

Crew

8.5

Food

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Icelandair
7.1
Good
562 reviews
Air Transat
7.8
Good
469 reviews

Overall

7.8

Boarding

7.9

Entertainment

7.1

Crew

8.5

Food

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Lufthansa
6.8
Okay
7,541 reviews
Air Transat
7.8
Good
469 reviews

Overall

7.8

Boarding

7.9

Entertainment

7.1

Crew

8.5

Food

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
British Airways
6.7
Okay
7,487 reviews
Air Transat
7.8
Good
469 reviews

Overall

7.8

Boarding

7.9

Entertainment

7.1

Crew

8.5

Food

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Related info for your journey

Find useful and relevant information for your journey from London to Toronto. 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 London to Toronto?

    Airlines like Icelandair, Scandinavian Airlines, and Air Transat fly from London to Toronto in about 8h 20m. The time it takes to get you to your destination can typically vary by up to 18h 50m. Airlines will cover a distance of 3563 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 London to Toronto round-trip?

    According to our current data, Air Transat ($376), Icelandair ($399), and Virgin Atlantic ($469) offers the cheapest pricing from London to Toronto. You may be able to fly from London to Toronto for 33% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $345 on Air Transat. Other airlines that offer cheap prices include British Airways from $363 and WestJet from $494 one-way.

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

    Most travelers choose London Heathrow - Toronto Pearson Intl, London Heathrow - Toronto Island or London Gatwick - Toronto Pearson Intl when deciding on the best route from London to Toronto.

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

    No one likes to see their flight delayed. When booking a flight from London to Toronto consider choosing Ethiopian Air (85%), Thai Airways (84%) or Egyptair (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Toronto?

    Looking for the cheapest flight from London to Toronto? While on average our users pay $1,337, our data indicates the cheapest price to be $413. The most popular route (London Heathrow - Toronto Pearson Intl), is priced around $480.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from London to Toronto (average of $347). Flying from London to Toronto in December is currently the most expensive (average of $471). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Pearson Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Gatwick to Pearson Intl flights
Edinburgh to Pearson Intl flights
Manchester to Pearson Intl flights

Top 8 airlines flying from London to Toronto

Discover the top 8 airlines that operate flights from London to Toronto. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest$376Average$597FlexibilityNo cancel feeOn-time50%
IcelandairCheapest$399Average$469FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$469Average$798FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$472Average$631FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$473Average$670FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$486Average$671FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$521Average$759FlexibilityNo cancel feeOn-time71%
DeltaCheapest$531Average$665FlexibilityNo cancel feeOn-timeN/A

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