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

According to our current data, Air Transat ($463), TAP AIR PORTUGAL ($465), and Icelandair ($466) offers the cheapest pricing from London to Toronto. You may be able to fly from London to Toronto for 18% 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 $336 on Air Transat. Other airlines that offer cheap prices include WestJet from $351 and TAP AIR PORTUGAL from $364 one-way.

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

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 82 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 day to fly from London to Toronto?

Travelers seeking maximum savings on their London to Toronto flight should consider departing on Sunday at noon 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

The most flights from LON to YTO are scheduled on a Monday (42 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (33 on average).

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.

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).

What are the most popular routes from London to Toronto?

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

What are the cheapest flights from London to Toronto?

Looking for the cheapest flight from London to Toronto? While on average our users pay $1,491, our data indicates the cheapest price to be $417. The most popular route (London Heathrow - Toronto Pearson Intl), is priced around $465.

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 (92%), Ethiopian Air (90%) or Air Canada (86%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from London to Toronto?

Before booking your flight from London to Toronto check out the most popular airlines for this route: American Airlines, Air Canada or British Airways.

What is the cheapest day to fly round-trip from London to Toronto?

Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 15% on the overall cost on flights from London to Toronto.

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

Users have found that booking a flight from London to Toronto at least 60 days early can save you up to 17% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from London to Toronto for as little as $560 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $654 for flights departing within the next 3 days.

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

February can be a great time to fly to Toronto from London with a flight ticket averaging about $566. Cheapflights users have found deals in the month of February for as cheap as $370. The most expensive prices can be found in the month of August.

What is the cheapest time of day to fly from LON to YTO?

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 28% versus a flight in the afternoon.

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.

$336+ Flights from London to Toronto

Round-trip from	$461 (Gotogate)
One-way from	$336 (Mytrip)
Popular in	August
Cheapest in	February
Average price	$688
Good round-trip deal	$471 or less
Good one-way deal	$341 or less

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.

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest$376	Average$584	FlexibilityNo cancel fee	On-time50%
Virgin Atlantic	Cheapest$469	Average$861	FlexibilityNo cancel fee	On-time72%
British Airways	Cheapest$482	Average$675	FlexibilityNo cancel fee	On-time70%
Air Canada	Cheapest$482	Average$675	FlexibilityNo cancel fee	On-time67%
Lufthansa	Cheapest$486	Average$710	FlexibilityNo cancel fee	On-time76%
American Airlines	Cheapest$520	Average$686	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$573	Average$665	FlexibilityNo cancel fee	On-timeN/A

$336+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from London to Toronto with Cheapflights

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Cheapflights Tip: The best prices from London to Toronto are usually found in February or March, booked 82 days in advance, depart on a Wednesday or Thursday and return on a Sunday

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Cheapest flights from London to TorontoExplore 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 July 3, 2025.

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 July 3, 2025.

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The best insider tips for London to Toronto flights

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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.

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 June 27, 2025.

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

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 July 3, 2025.

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 July 3, 2025.

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

Reviews of airlines servicing Toronto

See what other customers who have flown with Delta, Air Transat, and Austrian Airlines 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.

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?

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

What are the most popular routes from London to Toronto?

What are the most reliable airlines from London to Toronto?

What are the cheapest flights from London to Toronto?

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

How can I find direct flights from London to Toronto?

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

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

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Alternative routes for London to Toronto

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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 July 3, 2025.