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$320+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YTO
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from London to Toronto are usually found in February or March, booked 67 days in advance, depart on a Wednesday or Thursday 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 August 20, 2025.

Round-trip from

$484
(Icelandair)

One-way from

$320
(KAYAK)

Popular in

December

Cheapest in

February

Average price

$698

Good round-trip deal

$468 or less

Good one-way deal

$300 or less
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. 3% potential increase in price ($22 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 August 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 August 20, 2025.

This Icelandair deal was found by Cheapflights users on 8/19. 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 10/3011:55 amLGW - YYZ
1 stop11h 20mIcelandair
Fri 11/77:40 pmYYZ - LGW
1 stop10h 15mIcelandair
Deal found 8/19$484
This Icelandair deal was found by Cheapflights users on 8/19. 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 10/3011:55 amLGW - YYZ
1 stop11h 20mIcelandair
Wed 11/57:40 pmYYZ - LGW
1 stop10h 15mIcelandair
Deal found 8/19$485
This Booking.com deal was found by Cheapflights users on 8/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:50 pmLHR - YYZ
2 stops24h 50mScandinavian Airlines
Sun 11/165:10 pmYYZ - LHR
1 stop19h 30mScandinavian Airlines
Deal found 8/20$487
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:40 amLHR - YYZ
1 stop14h 00mScandinavian Airlines
Sun 10/266:10 pmYYZ - LHR
2 stops16h 25mScandinavian Airlines
Deal found 8/18$488
This SmartFares deal was found by Cheapflights users on 8/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1912:40 pmLGW - YYZ
Nonstop8h 00mAir Transat
Thu 10/236:00 pmYYZ - LGW
1 stop10h 50mAir Transat
Deal found 8/19$489
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 amLHR - YYZ
1 stop12h 55mTAP AIR PORTUGAL
Thu 10/165:40 pmYYZ - LHR
1 stop14h 05mTAP AIR PORTUGAL
Deal found 8/18$490
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:40 amLHR - YYZ
2 stops14h 00mScandinavian Airlines
Tue 10/145:10 pmYYZ - LHR
2 stops16h 25mScandinavian Airlines
Deal found 8/18$493
This Trip.com deal was found by Cheapflights users on 8/20. 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.
Wed 9/109:40 amLGW - YYZ
Nonstop8h 05mAir Transat
Wed 9/174:00 pmYYZ - LGW
1 stop12h 50mAir Transat
Deal found 8/20$493
This Gotogate deal was found by Cheapflights users on 8/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:05 pmLHR - YYZ
2 stops23h 35mScandinavian Airlines
Wed 10/296:10 pmYYZ - LHR
1 stop23h 30mScandinavian Airlines
Deal found 8/20$494
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:40 amLGW - YYZ
Nonstop8h 05mAir Transat
Fri 9/2611:15 pmYYZ - LGW
1 stop29h 35mAir Transat
Deal found 8/19$495
This Scandinavian Airlines deal was found by Cheapflights users on 8/18. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:40 amLHR - YYZ
1 stop14h 00mScandinavian Airlines
Tue 11/185:10 pmYYZ - LHR
1 stop11h 10mScandinavian Airlines
Deal found 8/18$500
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/124:40 pmLGW - YYZ
1 stop27h 00mTAP AIR PORTUGAL
Mon 1/510:45 pmYYZ - LGW
1 stop30h 05mTAP AIR PORTUGAL
Deal found 8/19$500

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 August 20, 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

Thu 10/30

11:55 am-7:15 pm

1 stop11h 20m

Toronto Pearson Intl

Fri 11/7

7:40 pm-10:55 am

1 stop10h 15m

$484

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 10/30

11:55 am-7:15 pm

1 stop11h 20m

Toronto Pearson Intl

Sat 11/8

7:40 pm-10:55 am

1 stop10h 15m

$485

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 11/1

11:55 am-7:15 pm

1 stop11h 20m

Toronto Pearson Intl

Tue 11/11

7:40 pm-10:55 am

1 stop10h 15m

$485

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 10/30

11:55 am-7:15 pm

1 stop11h 20m

Toronto Pearson Intl

Tue 11/11

7:40 pm-10:55 am

1 stop10h 15m

$485

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 11/1

11:55 am-7:15 pm

1 stop11h 20m

Toronto Pearson Intl

Wed 11/5

7:40 pm-10:55 am

1 stop10h 15m

$485

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 9/24

8:40 am-5:45 pm

2 stops14h 05m

Toronto Island

Tue 9/30

6:25 pm-9:35 am

1 stop10h 10m

$504

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Tue 9/9

8:45 am-5:45 pm

2 stops14h 00m

Toronto Island

Sun 9/14

3:25 pm-9:35 am

1 stop13h 10m

$504

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 9/18

6:00 am-4:45 pm

2 stops15h 45m

Toronto Island

Mon 9/22

10:20 am-6:30 am

1 stop15h 10m

$507

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Sat 10/4

6:50 am-2:45 pm

2 stops12h 55m

Toronto Island

Sat 10/11

10:20 am-9:35 am

2 stops18h 15m

$511

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 9/4

6:50 am-5:45 pm

2 stops15h 55m

Toronto Island

Thu 9/18

10:20 am-6:30 am

1 stop15h 10m

$512

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 60 results
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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

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 August 8, 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 67 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 August is currently the most expensive (average of $348). 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 August 20, 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 27% versus a flight in the afternoon.

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 August 20, 2025.

The most flights from LON to YTO are scheduled on a Tuesday (43 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (33 on average).

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 43% 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 $433.

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.

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 August 20, 2025.
See what other customers who have flown with Air Transat, American Airlines, and Air Canada 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
7.7
Good
430 reviews

Comfort

7.3

Food

6.8

Crew

8.5

Overall

7.7

Entertainment

7.0

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
430 reviews
Air Transat
7.7
Good
430 reviews

Comfort

7.3

Food

6.8

Crew

8.5

Overall

7.7

Entertainment

7.0

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
American Airlines
7.2
Good
10,000 reviews
Air Transat
7.7
Good
430 reviews

Comfort

7.3

Food

6.8

Crew

8.5

Overall

7.7

Entertainment

7.0

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
430 reviews

Comfort

7.3

Food

6.8

Crew

8.5

Overall

7.7

Entertainment

7.0

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Lufthansa
6.8
Okay
7,337 reviews
Air Transat
7.7
Good
430 reviews

Comfort

7.3

Food

6.8

Crew

8.5

Overall

7.7

Entertainment

7.0

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
British Airways
6.7
Okay
7,289 reviews
Air Transat
7.7
Good
430 reviews

Comfort

7.3

Food

6.8

Crew

8.5

Overall

7.7

Entertainment

7.0

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

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, Air Canada, and Lufthansa fly from London to Toronto in about 11h 20m. The time it takes to get you to your destination can typically vary by up to 2h 45m. 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 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 Thai Airways (82%), Ethiopian Air (81%) or Air Canada (75%) 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 $846, our data indicates the cheapest price to be $504. The most popular route (London Heathrow - Toronto Pearson Intl), is priced around $514.

  • 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 August is currently the most expensive (average of $348). 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
Manchester to Pearson Intl flights
Edinburgh 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest$376Average$581FlexibilityNo cancel feeOn-time50%
IcelandairCheapest$399Average$483FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$469Average$804FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$473Average$691FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$482Average$663FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$486Average$716FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$520Average$741FlexibilityNo cancel feeOn-time71%
DeltaCheapest$573Average$665FlexibilityNo cancel feeOn-timeN/A

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