How long does it take to fly to London, Ontario?

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in London, Ontario you fly into. For example, flying from Edinburgh to Toronto Pearson Intl Airport takes 7h on average. On the other hand, flying from Manchester to Toronto Pearson Intl Airport takes 7h 20m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Which airlines fly to London, Ontario?

Air Canada, Air Transat and Lufthansa are the top three most popular airlines that fly to London, Ontario from United Kingdom according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 17 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from United Kingdom to London?

Air Canada and SWISS are the most popular carriers operating from United Kingdom to London

When did momondo last update prices for flights from United Kingdom to London Airport?

Prices for flights from United Kingdom to London Airport are refreshed on a daily basis.

How many operators does momondo search for flights from United Kingdom to London Airport?

The number of operators available for flights from United Kingdom to London Airport is 1 as of September 2026.

How old do you have to be to fly from United Kingdom to London Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom to London Airport.

What documentation or ID do you need to fly to London Airport?

The required travel and health documents for your London Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£357 Cheap Flights from the United Kingdom to London, Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United Kingdom to London

Return

One-way

Last minute

Recent return flight deals from the United Kingdom to London

Enter your travel dates to find the best prices.

09:00 - 21:57LHR London Heathrow-YXU London

17h 57m2 stops Zurich Toronto Pearson Intl

09:15 - 08:30YXU London-LHR London Heathrow

18h 15m1 stop Toronto Pearson Intl

£425Air Canada

Wed, 4 Nov - Wed, 11 Nov

09:00 - 19:52LHR London Heathrow-YXU London

15h 52m2 stops Zurich Toronto Pearson Intl

09:15 - 08:30YXU London-LHR London Heathrow

18h 15m1 stop Toronto Pearson Intl

£429Air Canada

Mon, 2 Nov - Mon, 9 Nov

09:00 - 19:52LHR London Heathrow-YXU London

15h 52m2 stops Zurich Toronto Pearson Intl

09:15 - 07:10YXU London-LHR London Heathrow

16h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

£431Air Canada

Mon, 2 Nov - Mon, 9 Nov

13:45 - 21:57LHR London Heathrow-YXU London

37h 12m2 stops Zurich Toronto Pearson Intl

15:25 - 16:20YXU London-LHR London Heathrow

19h 55m2 stops Toronto Pearson Intl Zurich

£431Air Canada

Wed, 4 Nov - Wed, 11 Nov

20:15 - 19:52LHR London Heathrow-YXU London

28h 37m2 stops Munich Franz Josef Strauss Toronto Pearson Intl

09:15 - 08:30YXU London-LHR London Heathrow

18h 15m1 stop Toronto Pearson Intl

£434Lufthansa

Sun, 1 Nov - Sun, 8 Nov

06:00 - 21:57LHR London Heathrow-YXU London

20h 57m2 stops Zurich Toronto Pearson Intl

05:30 - 16:20YXU London-LHR London Heathrow

29h 50m2 stops Toronto Pearson Intl Zurich

£436Air Canada

Thu, 5 Nov - Thu, 12 Nov

20:15 - 19:52LHR London Heathrow-YXU London

28h 37m2 stops Munich Franz Josef Strauss Toronto Pearson Intl

09:15 - 13:00YXU London-LHR London Heathrow

22h 45m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

£438Lufthansa

Sun, 1 Nov - Sun, 8 Nov

09:00 - 21:57LHR London Heathrow-YXU London

17h 57m2 stops Zurich Toronto Pearson Intl

09:15 - 11:20YXU London-LHR London Heathrow

21h 05m1 stop Toronto Pearson Intl

£442Air Canada

Thu, 5 Nov - Thu, 12 Nov

09:00 - 21:57LHR London Heathrow-YXU London

17h 57m2 stops Zurich Toronto Pearson Intl

15:25 - 11:20YXU London-LHR London Heathrow

14h 55m1 stop Toronto Pearson Intl

£442Air Canada

Thu, 5 Nov - Thu, 12 Nov

13:45 - 21:57LHR London Heathrow-YXU London

37h 12m2 stops Zurich Toronto Pearson Intl

05:30 - 08:05YXU London-LHR London Heathrow

45h 35m2 stops Toronto Pearson Intl Zurich

£442Air Canada

Thu, 5 Nov - Thu, 12 Nov

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Air Canada flights from United Kingdom to London, Ontario

Our best Air Canada deals on United Kingdom to London, Ontario flight tickets

Air Canada

4 Nov

LHR09:00London Heathrow

17h 57m

2 stops

YXU21:57London

11 Nov

YXU09:15London

18h 15m

1 stop

LHR08:30London Heathrow

£425

Air Canada

2 Nov

LHR09:00London Heathrow

15h 52m

2 stops

YXU19:52London

9 Nov

YXU09:15London

18h 15m

1 stop

LHR08:30London Heathrow

£429

Air Canada

2 Nov

LHR09:00London Heathrow

15h 52m

2 stops

YXU19:52London

9 Nov

YXU09:15London

16h 55m

2 stops

LHR07:10London Heathrow

£430

Lufthansa flights from United Kingdom to London, Ontario

Our best Lufthansa deals on United Kingdom to London, Ontario flight tickets

Lufthansa

1 Nov

LHR20:15London Heathrow

28h 37m

2 stops

YXU19:52London

8 Nov

YXU09:15London

18h 15m

1 stop

LHR08:30London Heathrow

£434

Lufthansa

1 Nov

LHR20:15London Heathrow

28h 37m

2 stops

YXU19:52London

8 Nov

YXU09:15London

22h 45m

2 stops

LHR13:00London Heathrow

£438

Lufthansa

5 Nov

LHR06:35London Heathrow

20h 22m

2 stops

YXU21:57London

12 Nov

YXU15:25London

10h 05m

1 stop

LHR06:30London Heathrow

£450

momondo Fare Finder

Use the filters below to find and compare flights from the United Kingdom to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Wed 4/11

09:00-21:57

2 stops17h 57m

London

Wed 11/11

09:15-08:30

1 stop18h 15m

£425

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Mon 2/11

09:00-19:52

2 stops15h 52m

London

Mon 9/11

09:15-08:30

1 stop18h 15m

£429

Fastest return journey

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Mon 2/11

09:00-19:52

2 stops15h 52m

London

Mon 9/11

09:15-07:10

2 stops16h 55m

£430

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Wed 4/11

13:45-21:57

2 stops37h 12m

London

Wed 11/11

15:25-16:20

2 stops19h 55m

£431

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Sun 1/11

20:15-19:52

2 stops28h 37m

London

Sun 8/11

09:15-08:30

1 stop18h 15m

£434

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 5/11

06:00-21:57

2 stops20h 57m

London

Thu 12/11

05:30-16:20

2 stops29h 50m

£436

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Sun 1/11

20:15-19:52

2 stops28h 37m

London

Sun 8/11

09:15-13:00

2 stops22h 45m

£438

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 5/11

09:00-21:57

2 stops17h 57m

London

Thu 12/11

09:15-11:20

1 stop21h 05m

£442

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 5/11

09:00-21:57

2 stops17h 57m

London

Thu 12/11

15:25-11:20

1 stop14h 55m

£442

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 5/11

13:45-21:57

2 stops37h 12m

London

Thu 12/11

05:30-08:05

2 stops45h 35m

£442

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United Kingdom to London, Ontario

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

Prices

Airlines

Other information

Can stopping save me money on United Kingdom to London, Ontario flights?

You could potentially save up to 30% on your flight if you consider stops on a United Kingdom to London, Ontario flight.

Cheap United Kingdom to London, Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to London, Ontario

Best price found	£357
Fastest flight time	14h 42m
Direct flights	None

The best one-way flight to London, Ontario from United Kingdom in the past 72 hours is £357. The best return flight deal from United Kingdom to London, Ontario found on momondo in the last 72 hours is £425.

The fastest flight from United Kingdom to London, Ontario takes 14h 42m

There are no direct flights from United Kingdom to London, Ontario. There are no popular flight routes from United Kingdom to London, Ontario.

Search flight deals

Frequently asked questions about flying from the United Kingdom to London, Ontario

When did momondo last update prices for flights from United Kingdom to London Airport?
Prices for flights from United Kingdom to London Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United Kingdom to London Airport?
The number of operators available for flights from United Kingdom to London Airport is 1 as of September 2026.
How old do you have to be to fly from United Kingdom to London Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom to London Airport.
What documentation or ID do you need to fly to London Airport?
The required travel and health documents for your London Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to London, Ontario

Compare and see reviews for airlines that fly from United Kingdom to London, Ontario with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom £594	Free Cancellation	Rating 7.1 11,661 reviews		Search Air Canada flights

Grand Bend

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from United Kingdom to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United Kingdom 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 United Kingdom to London.

I’m not ready to book a flight from United Kingdom to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of United Kingdom to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London, Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from the United Kingdom to London from £357

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to London departing on 19/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from United Kingdom to London, Ontario

Our best Air Canada deals on United Kingdom to London, Ontario flight tickets

Lufthansa flights from United Kingdom to London, Ontario

Our best Lufthansa deals on United Kingdom to London, Ontario flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from the United Kingdom to London, Ontario that are best for you.

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How to get the cheapest flight ticket from United Kingdom to London, Ontario

Can stopping save me money on United Kingdom to London, Ontario flights?

What is the cheapest airline that flies from United Kingdom to London?

Which airlines fly to London, Ontario?

How long does it take to fly to London, Ontario?

Cheap United Kingdom to London, Ontario flight deals and tips

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Frequently asked questions about flying from the United Kingdom to London, Ontario

Best airlines flying from United Kingdom to London, Ontario

Compare and see reviews for airlines that fly from United Kingdom to London, Ontario with momondo

Travelling to a place near London?

Why use momondo?

An easier way to manage your London, Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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