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$301+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YTO
May 4 — May 111
Sun 5/4
Sun 5/11
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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London to Toronto are usually found in February or March, booked 59 days in advance, depart on a Friday or Wednesday 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$442
(Kiwi.com)

One-way from

$301
(oojo)

Popular in

August

Cheapest in

February

Average price

$546

Good round-trip deal

$412 or less

Good one-way deal

$325 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. 12% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/217:30 amLHR - YYZ
1 stop13h 50mLufthansa
Mon 6/304:00 pmYYZ - LHR
1 stop9h 30mLufthansa
Deal found 4/28$442
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/253:40 pmLGW - YYZ
1 stop11h 15mIcelandair
Sun 9/288:50 pmYYZ - LGW
1 stop12h 50mIcelandair
Deal found 4/28$442
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1411:35 amLGW - YYZ
1 stop12h 50mAir Transat
Tue 6/176:00 pmYYZ - LGW
1 stop10h 50mAir Transat
Deal found 4/29$446
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/68:40 amLHR - YTZ
2 stops14h 10mAir Canada
Tue 6/103:25 pmYTZ - LHR
1 stop13h 35mAir Canada
Deal found 4/28$453
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:00 amLHR - YYZ
1 stop15h 25mAir Canada
Tue 7/111:35 pmYYZ - LHR
Nonstop7h 15mAir Canada
Deal found 4/28$459
This SWISS deal was found by Cheapflights users on 4/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/208:05 pmLHR - YYZ
1 stop21h 45mSWISS
Fri 10/34:35 pmYYZ - LHR
1 stop21h 45mSWISS
Deal found 4/28$461
This SWISS deal was found by Cheapflights users on 4/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:35 pmLGW - YYZ
1 stop26h 50mSWISS
Sun 5/188:15 pmYYZ - LGW
1 stop16h 35mSWISS
Deal found 4/28$461
This Austrian Airlines deal was found by Cheapflights users on 4/27. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:00 amLHR - YYZ
1 stop12h 50mAustrian Airlines
Fri 5/235:45 pmYYZ - LHR
1 stop19h 55mAustrian Airlines
Deal found 4/27$476
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/56:50 amLHR - YYZ
2 stops12h 44mBrussels Airlines
Fri 6/136:35 pmYYZ - LHR
1 stop21h 20mBrussels Airlines
Deal found 4/29$477
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:20 amLHR - YYZ
1 stop14h 20mBritish Airways
Thu 5/226:05 pmYYZ - LHR
Nonstop7h 10mBritish Airways
Deal found 4/28$481
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/69:30 amLHR - YTZ
1 stop10h 20mMultiple Airlines
Tue 6/108:25 pmYTZ - LHR
1 stop8h 35mMultiple Airlines
Deal found 4/28$489
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/147:25 amLHR - YYZ
2 stops19h 58mUnited Airlines
Sat 6/289:00 amYYZ - LHR
1 stop18h 20mUnited Airlines
Deal found 4/28$515

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 April 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

LHR - YYZ

LHRYYZ

London Heathrow

Sat 6/21

7:30 am-4:20 pm

1 stop13h 50m

Toronto Pearson Intl

Mon 6/30

4:00 pm-6:30 am

1 stop9h 30m

$442

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 9/25

3:40 pm-9:55 pm

1 stop11h 15m

Toronto Pearson Intl

Sun 9/28

8:50 pm-2:40 pm

1 stop12h 50m

$442

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 6/14

11:35 am-7:25 pm

1 stop12h 50m

Toronto Pearson Intl

Tue 6/17

6:00 pm-9:50 am

1 stop10h 50m

$446

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 6/6

8:40 am-5:50 pm

2 stops14h 10m

Toronto Island

Tue 6/10

3:25 pm-10:00 am

1 stop13h 35m

$453

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 6/12

6:00 am-4:25 pm

1 stop15h 25m

Toronto Pearson Intl

Tue 7/1

11:35 pm-11:50 am

Nonstop7h 15m

$459

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 9/20

8:05 pm-12:50 pm

1 stop21h 45m

Toronto Pearson Intl

Fri 10/3

4:35 pm-7:20 pm

1 stop21h 45m

$461

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 5/13

6:35 pm-4:25 pm

1 stop26h 50m

Toronto Pearson Intl

Sun 5/18

8:15 pm-5:50 pm

1 stop16h 35m

$461

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 5/16

6:00 am-1:50 pm

1 stop12h 50m

Toronto Pearson Intl

Fri 5/23

5:45 pm-6:40 pm

1 stop19h 55m

$476

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 6/5

6:50 am-2:34 pm

2 stops12h 44m

Toronto Pearson Intl

Fri 6/13

6:35 pm-8:55 pm

1 stop21h 20m

$477

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 5/16

6:20 am-3:40 pm

1 stop14h 20m

Toronto Pearson Intl

Thu 5/22

6:05 pm-6:15 am

Nonstop7h 10m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 56 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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
FlightnetworkPrice Accuracy-Trust Score*3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on London-Toronto flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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 long waits. Ensure liquids are in one bag to avoid delays during manual screenings.

Read more about LHRby Ramsey Qubein
LGW

For early flights from Gatwick, consider staying at an airport hotel as trains don’t run all night, avoiding costly morning taxis.

Read more about LGWby John Walton
YYZ

At Pearson, public transportation is economical for reaching downtown Toronto, despite traffic. Consider express buses or GO Transit for suburbs.

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
John Walton

John Walton

Expert on LGW

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

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 April 25, 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 59 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, January is the cheapest month in which you can book a flight from London to Toronto (average of $243). Flying from London to Toronto in July is currently the most expensive (average of $359). 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 April 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 in the evening, which can drop the price by up to 29% versus a flight at noon.

What is the cheapest day to fly from London to Toronto?

Use this chart to determine the cheapest time to fly round-trip from London to Toronto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their London to Toronto flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Toronto

Explore weekly flight availability from London to Toronto. 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 April 29, 2025.

The most flights from LON to YTO are scheduled on a Tuesday (41 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Toronto by month

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

In terms of precipitation, rainfall in Toronto ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto when rainfall is around 2.0 in.

Temperature in Toronto by month

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

If weather is an important factor for your trip to Toronto, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 April 29, 2025.
To help decide which airline to fly from London to Toronto, see what other customers have to say about Delta, KLM and Air Transat. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

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

    According to our current data, Lufthansa ($442), Icelandair ($442), and Air Transat ($446) offers the cheapest pricing from London to Toronto. You may be able to fly from London to Toronto for 23% 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 $301 on WestJet. Other airlines that offer cheap prices include Air Transat from $355 and TAP AIR PORTUGAL from $362 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 Heathrow - Hamilton 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 Croatia Airlines (89%), KLM (88%) or Air France (88%) 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 $1,815, our data indicates the cheapest price to be $472. The most popular route (London Heathrow - Toronto Pearson Intl), is priced around $452.

  • 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, January is the cheapest month in which you can book a flight from London to Toronto (average of $243). Flying from London to Toronto in July is currently the most expensive (average of $359). 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
Edinburgh to Pearson Intl flights
Manchester to Pearson Intl flights
Gatwick to Pearson Intl flights

Top 7 airlines flying from London to Toronto

Discover the top 7 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest$376Average$584FlexibilityNo cancel feeOn-time50%
Virgin AtlanticCheapest$415Average$924FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$485Average$662FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$513Average$721FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$526Average$708FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$546Average$847FlexibilityNo cancel feeOn-time71%
DeltaCheapest$580Average$665FlexibilityNo cancel feeOn-timeN/A

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