How does KAYAK find such low prices on flights from Ontario to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to London.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

£216 CHEAP FLIGHTS from Ontario to London

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Cheap Flights from Ontario to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Direct

Recent return flight deals from Ontario to London

Fri, 22 Jan - Wed, 3 Feb

22:45 - 20:30YYZ Toronto Pearson Intl-STN London Stansted

16h 45m1 stop Lisbon Humberto Delgado

06:50 - 21:15STN London Stansted-YYZ Toronto Pearson Intl

19h 25m1 stop Lisbon Humberto Delgado

£415Multiple Airlines

Mon, 9 Nov - Fri, 27 Nov

19:40 - 19:30YYZ Toronto Pearson Intl-LHR London Heathrow

18h 50m1 stop Reykjavik Keflavik Intl

12:15 - 18:15LHR London Heathrow-YYZ Toronto Pearson Intl

11h 00m1 stop Reykjavik Keflavik Intl

£415Icelandair

Tue, 23 Feb - Thu, 25 Feb

12:10 - 12:00YTZ Toronto Island-LHR London Heathrow

18h 50m1 stop Chicago O'Hare Intl

11:05 - 15:56LHR London Heathrow-YTZ Toronto Island

33h 51m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

£415Air Canada

Wed, 13 Jan - Wed, 20 Jan

19:40 - 13:00YYZ Toronto Pearson Intl-LTN London Luton

12h 20m1 stop Reykjavik Keflavik Intl

08:00 - 18:15LTN London Luton-YYZ Toronto Pearson Intl

15h 15m1 stop Reykjavik Keflavik Intl

£415Multiple Airlines

Sun, 15 Nov - Mon, 23 Nov

19:40 - 10:55YYZ Toronto Pearson Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 - 18:15LGW London Gatwick-YYZ Toronto Pearson Intl

11h 20m1 stop Reykjavik Keflavik Intl

£415Icelandair

Sat, 7 Nov - Fri, 13 Nov

21:35 - 09:45YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 - 15:00LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

£416Air Transat

Sat, 7 Nov - Fri, 13 Nov

21:35 - 09:45YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 - 15:00LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

£419Air Transat

Fri, 12 Feb - Mon, 15 Feb

20:30 - 21:40YTZ Toronto Island-LHR London Heathrow

44h 10m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl

18:00 - 15:56LHR London Heathrow-YTZ Toronto Island

26h 56m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

£420Air Canada

Fri, 27 Nov - Mon, 30 Nov

20:25 - 10:45YYZ Toronto Pearson Intl-LHR London Heathrow

33h 20m2 stops Zurich Frankfurt am Main

06:35 - 14:55LHR London Heathrow-YYZ Toronto Pearson Intl

13h 20m1 stop Munich Franz Josef Strauss

£423Lufthansa

Wed, 27 Jan - Mon, 1 Feb

18:20 - 06:30YYZ Toronto Pearson Intl-LHR London Heathrow

7h 10mdirect

07:40 - 14:55LHR London Heathrow-YYZ Toronto Pearson Intl

12h 15m1 stop Munich Franz Josef Strauss

£465Lufthansa

Recent last minute flight deals from Ontario to London

Thu, 29 Oct - Sat, 31 Oct

10:53 - 12:00YYZ Toronto Pearson Intl-LHR London Heathrow

21h 07m1 stop Chicago O'Hare Intl

11:05 - 00:59LHR London Heathrow-YYZ Toronto Pearson Intl

41h 54m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£421United Airlines

Mon, 2 Nov - Wed, 11 Nov

23:00 - 21:00YYZ Toronto Pearson Intl-LHR London Heathrow

41h 00m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl

06:00 - 16:15LHR London Heathrow-YYZ Toronto Pearson Intl

15h 15m1 stop Zurich

£466Air Canada

Tue, 27 Oct - Fri, 27 Nov

22:35 - 09:45YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 - 15:00LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

£467Air Transat

Mon, 2 Nov - Mon, 9 Nov

23:00 - 21:00YYZ Toronto Pearson Intl-LHR London Heathrow

41h 00m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl

09:00 - 16:15LHR London Heathrow-YYZ Toronto Pearson Intl

12h 15m1 stop Zurich

£467Air Canada

Tue, 27 Oct - Fri, 27 Nov

21:25 - 07:40YYZ Toronto Pearson Intl-LGW London Gatwick

30h 15m1 stop Zurich

09:00 - 16:15LGW London Gatwick-YYZ Toronto Pearson Intl

12h 15m1 stop Zurich

£473Multiple Airlines

Tue, 27 Oct - Thu, 26 Nov

22:35 - 09:45YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 - 15:00LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

£481Air Transat

Sun, 1 Nov - Tue, 10 Nov

18:10 - 07:05YYZ Toronto Pearson Intl-LHR London Heathrow

31h 55m1 stop Detroit Metropolitan Wayne County

10:00 - 15:40LHR London Heathrow-YYZ Toronto Pearson Intl

10h 40m1 stop Amsterdam Schiphol

£495KLM

Mon, 2 Nov - Fri, 6 Nov

09:40 - 07:05YYZ Toronto Pearson Intl-LHR London Heathrow

16h 25m1 stop Detroit Metropolitan Wayne County

06:30 - 19:15LHR London Heathrow-YYZ Toronto Pearson Intl

17h 45m1 stop Amsterdam Schiphol

£496Virgin Atlantic

Mon, 2 Nov - Mon, 9 Nov

09:40 - 07:05YYZ Toronto Pearson Intl-LHR London Heathrow

16h 25m1 stop Detroit Metropolitan Wayne County

16:10 - 19:05LHR London Heathrow-YYZ Toronto Pearson Intl

7h 55mdirect

£501Virgin Atlantic

Sun, 1 Nov - Mon, 7 Dec

21:15 - 16:05YYZ Toronto Pearson Intl-LHR London Heathrow

13h 50m1 stop Amsterdam Schiphol

08:40 - 15:40LHR London Heathrow-YYZ Toronto Pearson Intl

12h 00m1 stop Amsterdam Schiphol

£716KLM

Useful Info

Low season	January
High season	July
Cheapest flight	£216

Best time to beat the crowds (20% less expensive on average)

Most popular time to fly (11% more expensive on average)

Flight from Toronto Pearson Airport to London Heathrow Airport

CFlew with Air Canada-Feb 2025

Flying from Toronto to London is a long-haul journey, but with the right preparation, it can be a smooth and enjoyable experience. Here are some tips to make your trip more comfortable: Choose the Right Flight – If possible, book an overnight flight (a "red-eye"). This allows you to sleep on the plane and arrive in London in the morning, helping with jet lag. Pack Smart – London’s weather can be unpredictable, so bring layers and a compact umbrella. Also, keep essentials like a travel adapter and charger in your carry-on. Use Luggage Tracking – If flying Air Canada, take advantage of their luggage tracking feature for peace of mind, knowing your bags are on the same flight as you. Stay Hydrated & Bring Snacks – Airplane cabins can be dry, so drink plenty of water. While airlines provide meals, it’s always a good idea to have extra snacks. Manage Jet Lag – Adjust your sleep schedule before departure and try to stay awake until nighttime in London to quickly adapt to the new time zone. Transportation on Arrival – Heathrow and Gatwick have great transport links. The Heathrow Express is the fastest way into central London, while the Tube (Piccadilly Line) is more budget-friendly. Have Your Documents Ready – Ensure your passport is valid, and if required, have your visa or travel authorization (e.g., an ETA for UK entry). With the right prep, your journey will be smooth and enjoyable.

Mohamed ImranFlew with Air Transat-Sept 2024

Pack food for yourself before boarding Air Transat. Blankets, pillows and headphones are not given for free.

GerhardFlew with British Airways-Jun 2024

the lounge is nice. Although the crew at check in will say there are no showers, there are! Check the board for delays

CatherineFlew with Lufthansa-May 2024

Pack light to avoid checked bag fees and then volunteer to place the carry on bag in the hold for no extra cost.

Verified travelerFlew with Air Canada-May 2024

Keep in mind the security gate post security as you cannot return back if you happened to miss collecting all your items

IwonaFlew with Air Canada-Apr 2024

Pack in ur carryon bag and don’t waste ur money to pay for check in

Verified travelerFlew with Lufthansa-May 2024

Bring water and less luggage on board if possible.

How does KAYAK find such low prices on flights from Ontario to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Gatwick

Eastbourne

Milton Keynes

Hounslow

Luton

Southend-on-Sea

Newport

Folkestone

Winchester

Croydon

Slough

Stansted

Colchester

Crawley

Chichester

Maidstone

Hastings

Bedford

Chelmsford

Richmond

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£216 Find Cheap Flights from Ontario to London – Compare and Save

Cheap Flights from Ontario to London

Recent return flight deals from Ontario to London

Recent one-way flight deals from Ontario to London

Recent last minute flight deals from Ontario to London

Recent direct flight deals from Ontario to London

Good to know - Cheap tickets from Ontario to London

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High season

Cheapest flight

Flights from Ontario to London: the best tips from KAYAK users

FAQs for booking flights from Ontario to London

Travelling to a place near London?

More options for your flight to London

Complete your trip to London with a hotel stay or car hire

Cabin class types available on flights to Ontario

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Flights from domestic origins to London

Choose which airport to fly into in London

Flights to other popular destinations

Find deals for your return flight