Cheap flights from London Heathrow to Toronto

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Find the cheapest month or even day of the year to fly to Toronto

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Flight deals from London Heathrow to Toronto

Looking for a cheap last-minute deal or the best round-trip flight from London Heathrow to Toronto? Find the lowest prices on one-way and round-trip tickets right here.

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Find the cheapest month to fly from London Heathrow to Toronto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Toronto flights are currently cheapest in September.

Direct flights from London Heathrow to Toronto

Alternative London Heathrow to Toronto routes

Looking for the cheapest, fastest or easiest route from London Heathrow to Toronto? You could fly into the following airports instead.

London to Toronto: Flight information

The things to know before you go.
Cheapest flight foundC$625
Cheapest month to flySeptember
Average flight time7 hrs, 57 mins
Most popular airlineUnited
Average flights per week294

Finding cheap flights from London Heathrow to Toronto: Frequently asked questions

There are 4 airports in Toronto: Toronto Island, Toronto Pearson International, Hamilton, and Kitchener / Waterloo.
The best price we found for a round-trip flight from London Heathrow to Toronto is C$625. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
7 hours and 57 minutes is the average flight time from London Heathrow to Toronto.
United, Air Canada and Lufthansa fly direct from London Heathrow to Toronto.
There are 309 flights per week flying from London Heathrow to Toronto, as of May 2024.
The cheapest month to fly from London Heathrow to Toronto is usually September.
If you're flying from London Heathrow Airport, the cheapest airport near Toronto is Toronto Pearson International – which is 20.4 km away from the center of Toronto. We've found flights to this airport from C$625.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Toronto on Thursday, September 5, 2024.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Toronto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Toronto is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. July is typically the warmest month in Toronto, when it usually averages around 25°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -8°C. The rainiest month is September.
Currently, TAP Air Portugal and British Airways offer the cheapest flight tickets to Toronto.

Flight Information

Travellers flying from London Heathrow to Toronto can choose from two different airlines to fly direct to their destination. Air Canada flies four times each day from Heathrow to Toronto Pearson, while British Airways has two daily flights direct from London Heathrow to Toronto Pearson. There are no direct flights to Toronto from London Heathrow that terminate in airports such as Waterloo or Billy Bishop Airport in Toronto.

London Heathrow to Toronto flights that require stopovers are operated by several airlines, with frequent flights to Dublin before a second flight to Toronto Pearson with Irish airline Aer Lingus. Amsterdam is another popular layover destination, with Dutch flagship carrier KLM providing seven daily flights to Toronto. Passengers preferring to fly to Billy Bishop Airport in Toronto can fly to Montréal from London Heathrow before taking one of several connecting flights to Billy Bishop Airport.

Terminal Information for London Heathrow Airport

The Heathrow Express offers passengers the easiest way to get from central London to Heathrow Airport. This dedicated airport train is just a 15-minute ride from Paddington Station in London to Heathrow's terminals 2 and 3, while this journey time extends to 20 minutes for terminals 4 and 5. Four hours of free wireless internet is available to all passengers at Heathrow, which should provide sufficient browsing time while waiting for departing flights.

Departing passengers can take advantage of a range of excellent shopping options from Armani for designer clothes to Dixons for any technology needs such as a new smartphone or laptop. Power outlets are also available to charge devices, and the availability of USB ports ensures you don't need specific plugs to recharge.

Toronto Airports Information

Toronto Pearson International Airport

Two terminals handle passenger airline traffic at Toronto Pearson: Terminal 1 and Terminal 3. Different airlines use different terminals. Air Canada uses Terminal 1, while other major carriers such as British Airways, Air France, and KLM use Terminal 3. Transport to downtown Toronto is a short 25 minute ride on the UP Express train from Terminal 1.

Billy Bishop Toronto City Airport

Located on the Toronto Islands, Billy Bishop Airport provides access to the city of Toronto via a pedestrian tunnel that leads passengers to Eireann Quay. Passengers arriving here from London Heathrow will do so via a connecting flight on Air Canada Express from Montreal.

What You Need to Know

Travellers from outside the United States or Canada should be in possession of a valid eTA or visitor visa if required before embarking on flights from London Heathrow to Toronto. Passengers should arrive three hours prior to flights from London Heathrow because it is one of the world's busiest passenger airports.

What to Expect in Toronto

Winters are cold in Toronto, so come prepared if travelling at that time of the year. Summers are generally hot and humid with frequent thunderstorms. Interesting attractions include the CN Tower and the Art Gallery of Ontario, which contains one of the world's most expensive paintings. Admission to the art gallery is CA$19.50 for adults, and children can visit for free.


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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.