Cheap flights from Toronto to London Heathrow

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Compare Toronto to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from Toronto to London Heathrow

Looking for a cheap last-minute deal or the best round-trip flight from Toronto to London Heathrow Airport? If you want to travel next month, round-trip fares start from $537. Find the lowest prices on one-way and round-trip tickets right here.

London.$482 per passenger.Departing Wed, Nov 25, returning Mon, Dec 7.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Wed, Nov 25, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Mon, Dec 7, arriving in Toronto Pearson International.Price includes taxes and charges.From $482, select.

London.$492 per passenger.Departing Tue, Nov 24, returning Mon, Nov 30.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Tue, Nov 24, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Mon, Nov 30, arriving in Toronto Pearson International.Price includes taxes and charges.From $492, select.

London.$492 per passenger.Departing Thu, Jan 14, returning Sat, Jan 30.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Thu, Jan 14, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Sat, Jan 30, arriving in Toronto Pearson International.Price includes taxes and charges.From $492, select.

London.$492 per passenger.Departing Wed, Jan 27, returning Mon, Feb 1.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Wed, Jan 27, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Mon, Feb 1, arriving in Toronto Pearson International.Price includes taxes and charges.From $492, select.

London.$493 per passenger.Departing Wed, Dec 30, returning Mon, Feb 1.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Wed, Dec 30, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Mon, Feb 1, arriving in Toronto Pearson International.Price includes taxes and charges.From $493, select.

London.$493 per passenger.Departing Thu, Dec 3, returning Sun, Dec 6.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Thu, Dec 3, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Sun, Dec 6, arriving in Toronto Pearson International.Price includes taxes and charges.From $493, select.

London.$493 per passenger.Departing Fri, Nov 27, returning Tue, Jan 12.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Fri, Nov 27, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Tue, Jan 12, arriving in Toronto Pearson International.Price includes taxes and charges.From $493, select.

London.$493 per passenger.Departing Tue, Feb 9, returning Thu, Feb 18.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Tue, Feb 9, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Thu, Feb 18, arriving in Toronto Pearson International.Price includes taxes and charges.From $493, select.

London.$493 per passenger.Departing Sat, Dec 5, returning Sat, Jan 16.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Sat, Dec 5, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Sat, Jan 16, arriving in Toronto Pearson International.Price includes taxes and charges.From $493, select.

London.$495 per passenger.Departing Sun, Nov 29, returning Tue, Feb 2.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Sun, Nov 29, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Tue, Feb 2, arriving in Toronto Pearson International.Price includes taxes and charges.From $495, select.

London.$507 per passenger.Departing Tue, Feb 2, returning Tue, Mar 9.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Tue, Feb 2, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Tue, Mar 9, arriving in Toronto Pearson International.Price includes taxes and charges.From $507, select.

London.$508 per passenger.Departing Sun, Jan 31, returning Tue, Mar 9.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Sun, Jan 31, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Tue, Mar 9, arriving in Toronto Pearson International.Price includes taxes and charges.From $508, select.

London.$509 per passenger.Departing Mon, Mar 1, returning Wed, Mar 10.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Mon, Mar 1, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Wed, Mar 10, arriving in Toronto Pearson International.Price includes taxes and charges.From $509, select.

London.$514 per passenger.Departing Fri, Oct 23, returning Wed, Nov 11.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Fri, Oct 23, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Wed, Nov 11, arriving in Toronto Pearson International.Price includes taxes and charges.From $514, select.

London.$516 per passenger.Departing Fri, Oct 16, returning Tue, Dec 1.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Fri, Oct 16, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Tue, Dec 1, arriving in Toronto Pearson International.Price includes taxes and charges.From $516, select.

London.$537 per passenger.Departing Tue, Oct 13, returning Thu, Oct 22.Round-trip flight with Icelandair.Outbound indirect flight with Icelandair, departing from Toronto Pearson International on Tue, Oct 13, arriving in London Heathrow.Inbound indirect flight with Icelandair, departing from London Heathrow on Thu, Oct 22, arriving in Toronto Pearson International.Price includes taxes and charges.From $537, select.

Find the cheapest month to fly from Toronto to London Heathrow

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

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Direct flights from Toronto to London Heathrow

Toronto to London Heathrow: Alternative routes

Compare routes from Toronto to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Toronto to London: Flight information

The things to know before you go.

Cheapest flight found	$482
Cheapest month to fly	November
Average flight time	7 hrs, 13 mins
Most popular airline	Lufthansa
Average flights per week	824

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

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

The best price we found for a round-trip flight from Toronto to London Heathrow is $482. 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 Toronto to London Heathrow?

7 hours and 13 minutes is the average flight time from Toronto to London Heathrow.

Which airlines fly direct from Toronto to London Heathrow?

Lufthansa, Austrian Airlines and United fly direct from Toronto to London Heathrow.

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

There are 412 flights per week flying from Toronto to London Heathrow, as of September 2026.

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

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

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

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Toronto to London Heathrow Airport on Wednesday, November 25, 2026.

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

Yes – the average flight time is 7 hours and 13 minutes.

How can I find the best flight deal to London Heathrow?

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 London Heathrow 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 London?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

Traveling from Toronto to London Heathrow Airport (LHR): What you need to know

Planning your getaway starts with working out where you'll leave from in Toronto. Toronto Pearson International Airport (YYZ) is the city's main airport, so check out your options for reserving a flight from Toronto to London Heathrow Airport (LHR) out of here.
The average duration of a direct Toronto to London Heathrow Airport flight is 7 hours 10 minutes.
London is five hours ahead of Toronto. London Heathrow Airport is located in London, which is in the UTC+0 timezone.
Toronto Pearson International Airport (YYZ) to London Heathrow Airport (LHR) is the most popular route. There are 43 direct weekly departures to pick from. If you have plans before you fly, hop on the last flight with Air Canada at 11:40pm. Go for the first YYZ to LHR departure operated by Air Canada at 12:40am if you want to get going earlier.
Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to catch your flight from Toronto to LHR.
During popular months like July, you'll want to get to the airport even earlier. Arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're traveling during a peak period in general.

Airports in Toronto

Toronto Pearson International Airport (YYZ)

Take the express route from Toronto Pearson International Airport (YYZ). Direct flights from Toronto to London Heathrow Airport (LHR) are available from here.
At YYZ, you can choose from various airlines that operate direct flights from Toronto to London Heathrow Airport, including:
The majority of travelers choose to fly with Air Canada between YYZ and LHR.
Virgin Atlantic is the most punctual carrier on this route.
YYZ is around 27 kilometers from central Toronto. If you're ride-sharing, catching a cab or driving from the center, it'll take 30 minutes or so to get there, depending on traffic. If you're taking public transport, expect the travel time to be around 25 minutes.
Want a leisurely start to your trip? Stay near Toronto Pearson International Airport. Whether you have an early flight from Toronto to London Heathrow Airport or just don't like being rushed, these hotels are the answer:
Of all flights departing from Toronto Pearson International Airport, 68% land on time at their destination.

Billy Bishop Toronto City Airport (YTZ)

YTZ is around 3 kilometers from central Toronto. It takes 10 minutes or so to get to the airport by car from the city center. Public transport takes approximately 20 minutes.
Get a head start on your vacation with an extra night away from home. Before your Toronto to LHR flight, kick back in one of these hotels near Billy Bishop Toronto City Airport:
When it comes to flights staying on schedule, Billy Bishop Toronto City Airport has an on-time arrival performance of 70%.

John C. Munro Hamilton International Airport (YHM)

The trip to YHM from central Toronto is around 1 hour 50 minutes on public transport. If you're in a car, it'll take you roughly 1 hour 10 minutes to cover the 72 kilometers or so.
Take the 'what ifs' out of departure day — stay close to John C. Munro Hamilton International Airport and know you'll reach your gate with time to spare. Settle in at one of these hotels the day before if you're catching an early Toronto to London Heathrow Airport flight:
The on-time performance rating of YHM is 68%. To put it simply, that's how frequently flights departing this airport arrive at their final stop as planned.

About London Heathrow Airport (LHR)

The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Toronto to London Heathrow Airport. Book one of these accommodation options near LHR instead:
For the best deal, reserve your vehicle around one week ahead of your Toronto to London Heathrow Airport flight.

Getting from London Heathrow Airport (LHR) to central London

From London Heathrow Airport, central London is around 24 kilometers away. It takes about 45 minutes to reach the city center by car.
When traveling by public transport, expect a journey time of around 25 minutes.

How to find the cheapest flights from Toronto to London Heathrow Airport (LHR)

$224 is the lowest price for a one-way ticket from Toronto to London Heathrow Airport. Return flights start at $482. These fares may change depending on demand.
Book two months before your departure date. Research into pricing trends suggests this is the ideal window for finding cheap flights from Toronto to LHR.
The best month for landing cheap Toronto to London Heathrow Airport tickets is July. Use the 'Whole month' tool to compare prices, then choose the dates that offer the lowest fares.
Save time looking for cheap plane tickets from Toronto to LHR by setting up a Price Alert. We'll send you an email or push notification on the app when fares go down.
Tailor your flights using filters. Choose your ideal departure and arrival times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Toronto to London Heathrow Airport.

The best time to fly from Toronto to London Heathrow Airport (LHR)

July is when most people book flights from Toronto to London Heathrow Airport (LHR). Plan your visit to London in January if you'd rather be there when it's quieter.
Before locking in your Toronto to LHR plane ticket, consider what kind of weather you prefer. July is the warmest month in London, with temperatures ranging from 11ºC (52ºF) to 26ºC (79ºF).
For cooler conditions, search for a cheap ticket from Toronto to London Heathrow Airport in January when temperatures are between 0ºC (32ºF) and 9ºC (48ºF).

More about London

Once you've booked your flight from Toronto to London Heathrow Airport, find a hotel that puts you in a great location. Make one of these accommodation options your base for exploring London:
There are so many things to explore in this city, it can be tricky to work out where to start. The British Museum, Westminster Abbey and Big Ben are leading attractions which should feature on any good London itinerary.

Explore more of the United Kingdom

London has plenty going for it, but there are so many other parts of the United Kingdom waiting to be discovered. Around 257 kilometers northwest of London, a trip to Manchester will keep your itinerary busy. Start with leading attractions like Manchester United Museum & Stadium Tour, The Homes of Football and Museum of Science and Industry.
Around 153 kilometers northwest of London, Birmingham is another essential stop in the United Kingdom. Start your sightseeing at Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience.