Cheap flights from Toronto to London from $243
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to London departing on 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Toronto to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
British Airways flights from Toronto to London Heathrow Airport
Our best British Airways deals on Toronto to London Heathrow Airport flight tickets
Lufthansa flights from Toronto to London Heathrow Airport
Our best Lufthansa deals on Toronto to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Toronto to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Toronto and London Heathrow Airport?
What is the cheapest month to fly to London Heathrow Airport?
The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Toronto, with most prices found around $558. If you’re not able to fly to London Heathrow Airport in February, then January is your next best option. Flight prices from Toronto to London Heathrow Airport during January average around $573.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Sunday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $812. The most expensive day to fly to London Heathrow Airport is Tuesday, with ticket prices averaging around $927.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from Toronto to London Heathrow Airport at noon for as low as $678. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $885.
What is the cheapest Toronto to London Heathrow flight route?
Fly from Toronto Pearson Intl to London Heathrow for the best Toronto - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Toronto when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $659 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Toronto for as low as $586 on momondo.
What cabin class options are available on Toronto to London Heathrow flights?
There are 3 cabin classes available to choose from on Toronto to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Toronto to London Heathrow Airport flights?
You could potentially save up to 15% on your flight if you consider stops on a Toronto to London Heathrow Airport flight.
How have Toronto to London Heathrow Airport flight prices changed over time?
As of June 2025, prices for Toronto to London Heathrow Airport flights are approximately 8% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Toronto to London Heathrow?
TAP AIR PORTUGAL, WestJet, and Icelandair are the most popular carriers operating from Toronto to London Heathrow
What airlines fly to London Heathrow Airport?
Air Canada, British Airways and Lufthansa are the top three most popular airlines that fly to London Heathrow Airport from Toronto according to our data. Air Canada is the first choice among our users, with 54% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 12 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Toronto to London Heathrow Airport on average per day?
As of June 2025, 33 flights take off from Toronto and land in London Heathrow Airport each day. The most common flight departure time for this route is 6:00PM, with 100% of daily flights taking off in the evening.
How many flights depart from Toronto to London Heathrow Airport on average per week?
As of June 2025, 235 flights take off from Toronto and land in London Heathrow Airport each week. The most common flight departure day for this route is Thu, with 19% of weekly flights taking off on this day.
When to book flights from Toronto to London Heathrow Airport
Cheap Toronto to London Heathrow Airport (YTO to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Toronto to London Heathrow Airport
How far is Toronto to London Heathrow by plane?
There are 3535.3 mi between Toronto and London Heathrow. In terms of flight time, this usually takes a little over 7h 00m.
When did momondo last update prices for flights from Toronto to London Heathrow Airport?
Prices for flights from Toronto to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Toronto to London Heathrow Airport?
As of June 2025, there are 12 operators available to choose from for flights from Toronto to London Heathrow Airport.
How old do you have to be to fly from Toronto to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Toronto to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Toronto to London Heathrow Airport?
Based on momondo bookings for flights between Toronto and London Heathrow Airport, the leading plane model is Airbus A330-200, making up 27.50% of the total bookings. Other popular models include Airbus A350-1000 with 20.49%, Boeing 777 with 18.69%, and Airbus A321neo with 9.47%.
What is the most popular airline from Toronto to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Toronto to London Heathrow Airport is Air Canada, representing 45% of all bookings. The subsequent popular airlines are British Airways at 21%, Lufthansa at 16%, and American Airlines at 5%.
Best airlines flying from Toronto to London Heathrow Airport
Compare and see reviews for airlines that fly from Toronto to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $403 | Free Cancellation | Rating 7.1 1,885 reviews | |||
| PriceFrom $467 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom $478 | Free Cancellation | Rating 8.0 288 reviews | |||
| PriceFrom $479 | Free Cancellation | Rating 7.1 1,117 reviews | |||
| PriceFrom $504 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom $504 | Free Cancellation | Rating 7.8 396 reviews | |||
| PriceFrom $525 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $536 | Free Cancellation | Rating 6.7 7,139 reviews | |||
| PriceFrom $540 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $541 | Free Cancellation | Rating 7.2 10,000 reviews |
Delta Flights From Toronto to London Heathrow Airport
Delta is one of the most popular airlines flying from Toronto to London Heathrow Airport, operating 7 flights/week on average for this route. A good Delta flight deal for Toronto to London Heathrow Airport starts from $576 round-trip, up to an average price of $705. Our users have rated Delta at 8.0/10.
Finnair Flights From Toronto to London Heathrow Airport
Another popular option for Toronto to London Heathrow Airport flights is Finnair (7.6/10, 1,290 ratings). Finnair flies from Toronto to London Heathrow Airport around 9 times per week, with deals starting from $624 round-trip and rising to an average price of around $800.
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Toronto to London?
Finding the right flight to London from Toronto is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.
Can I find flights from Toronto to London with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Toronto to London flights to just show those with flexible booking policies.
How can momondo help me find flights from Toronto to London?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Toronto to London.
I’m not ready to book a flight from Toronto to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Toronto to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.