Cheap flights from London Heathrow to Toronto

Compare London Heathrow to Toronto flight deals

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.

Toronto.C$580 per passenger.Departing Mon, Jun 2, returning Tue, Jun 24.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from London Heathrow on Mon, Jun 2, arriving in Toronto Pearson International.Inbound indirect flight with Lufthansa, departing from Toronto Pearson International on Tue, Jun 24, arriving in London Heathrow.Price includes taxes and charges.From C$580, select.

Toronto.C$608 per passenger.Departing Wed, Apr 23, returning Tue, Apr 29.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from London Heathrow on Wed, Apr 23, arriving in Toronto Pearson International.Inbound indirect flight with Lufthansa, departing from Toronto Pearson International on Tue, Apr 29, arriving in London Heathrow.Price includes taxes and charges.From C$608, select.

Toronto.C$635 per passenger.Departing Mon, Apr 28, returning Mon, May 5.Round-trip flight with SWISS and Air Canada.Outbound indirect flight with SWISS, departing from London Heathrow on Mon, Apr 28, arriving in Toronto Island.Inbound indirect flight with Air Canada, departing from Toronto Island on Mon, May 5, arriving in London Heathrow.Price includes taxes and charges.From C$635, select.

Toronto.C$637 per passenger.Departing Tue, May 6, returning Tue, May 13.Round-trip flight with Air Canada.Outbound indirect flight with Air Canada, departing from London Heathrow on Tue, May 6, arriving in Toronto Pearson International.Inbound indirect flight with Air Canada, departing from Toronto Island on Tue, May 13, arriving in London Heathrow.Price includes taxes and charges.From C$637, select.

Toronto.C$642 per passenger.Departing Tue, Sep 16, returning Thu, Sep 25.Round-trip flight with Air Canada.Outbound indirect flight with Air Canada, departing from London Heathrow on Tue, Sep 16, arriving in Toronto Pearson International.Inbound indirect flight with Air Canada, departing from Toronto Pearson International on Thu, Sep 25, arriving in London Heathrow.Price includes taxes and charges.From C$642, select.

Toronto.C$649 per passenger.Departing Fri, May 16, returning Wed, Oct 1.Round-trip flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departing from London Heathrow on Fri, May 16, arriving in Toronto Pearson International.Inbound indirect flight with Scandinavian Airlines, departing from Toronto Pearson International on Wed, Oct 1, arriving in London Heathrow.Price includes taxes and charges.From C$649, select.

Toronto.C$652 per passenger.Departing Tue, Jun 10, returning Fri, Oct 10.Round-trip flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departing from London Heathrow on Tue, Jun 10, arriving in Toronto Pearson International.Inbound indirect flight with Scandinavian Airlines, departing from Toronto Pearson International on Fri, Oct 10, arriving in London Heathrow.Price includes taxes and charges.From C$652, select.

Toronto.C$655 per passenger.Departing Wed, Oct 1, returning Tue, Oct 14.Round-trip flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departing from London Heathrow on Wed, Oct 1, arriving in Toronto Pearson International.Inbound indirect flight with Scandinavian Airlines, departing from Toronto Pearson International on Tue, Oct 14, arriving in London Heathrow.Price includes taxes and charges.From C$655, select.

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 June.

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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 found	C$579
Cheapest month to fly	June
Average flight time	8 hrs, 1 min
Most popular airline	United
Average flights per week	340

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

How many airports are there in Toronto?

There are 4 airports in Toronto: Toronto Island, Toronto Pearson International, Hamilton, and Kitchener / Waterloo.

How much are round-trip flights from London Heathrow to Toronto?

The best price we found for a round-trip flight from London Heathrow to Toronto is C$579. 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.

How long does it take to fly from London Heathrow to Toronto?

8 hours and 1 minute is the average flight time from London Heathrow to Toronto.

Which airlines fly direct from London Heathrow to Toronto?

United, Air Canada and Lufthansa fly direct from London Heathrow to Toronto.

How many flights are there a week from London Heathrow to Toronto?

There are 370 flights per week flying from London Heathrow to Toronto, as of March 2025.

When is the cheapest time to fly from London Heathrow to Toronto?

The cheapest month to fly from London Heathrow to Toronto is usually March 2025.

What's the cheapest airport to fly to in Toronto?

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$579.

Which upcoming date is cheapest to fly from London Heathrow Airport to Toronto on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Toronto on Monday, June 2, 2025.

Can I get a direct flight from London Heathrow Airport to Toronto?

Yes – the average flight time is 8 hours and 1 minute.

How can I get the best flight deal from London Heathrow Airport to Toronto?

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.

When is the best time to book flights to Toronto?

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.

What’s the weather like in Toronto?

In March, the average temperature is usually around -0°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.

Which is the cheapest airline to fly with from London Heathrow Airport to Toronto?

Currently, Lufthansa offers 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.