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 54% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 20 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?

WestJet and Lufthansa 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 December 2025.

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.

£280 Cheap Flights from the United Kingdom to London in 2025/26

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Find the cheapest flights from the United Kingdom to London

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Recent return flight deals from the United Kingdom to London

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14:50 - 06:34

LHR

YXU

20h 44m1 stop

20:10 - 12:50

YXU

LHR

35h 40m1 stop

£466WestJet

Tue, 20 Jan - Wed, 28 Jan

14:50 - 06:34

LHR

YXU

20h 44m1 stop

20:10 - 12:50

YXU

LHR

35h 40m1 stop

£467WestJet

Sun, 18 Jan - Sun, 25 Jan

06:30 - 08:46

STN

YXU

31h 16m3 stops

17:40 - 09:50

YXU

STN

11h 10m2 stops

£479Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

14:50 - 06:34

LHR

YXU

20h 44m1 stop

20:10 - 12:50

YXU

LHR

35h 40m1 stop

£480WestJet

Sun, 18 Jan - Sun, 25 Jan

06:30 - 08:46

STN

YXU

31h 16m3 stops

17:40 - 18:20

YXU

STN

19h 40m2 stops

£483Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

08:55 - 06:34

LHR

YXU

26h 39m2 stops

20:10 - 12:50

YXU

LHR

35h 40m1 stop

£493Multiple Airlines

Tue, 20 Jan - Wed, 28 Jan

09:00 - 06:34

LHR

YXU

26h 34m2 stops

20:10 - 12:50

YXU

LHR

35h 40m1 stop

£495Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

07:40 - 21:20

LHR

YXU

18h 40m2 stops

17:40 - 06:30

YXU

LHR

31h 50m1 stop

£516Lufthansa

Sat, 17 Jan - Sat, 24 Jan

07:40 - 17:05

LHR

YXU

14h 25m2 stops

09:50 - 11:20

YXU

LHR

20h 30m1 stop

£517Lufthansa

Sat, 17 Jan - Sat, 24 Jan

06:10 - 21:21

MAN

YXU

20h 11m3 stops

09:50 - 08:45

YXU

MAN

17h 55m3 stops

£932United Airlines

Thu, 1 Jan - Thu, 8 Jan

Lufthansa flights from United Kingdom to London, Ontario

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

Lufthansa

17 Jan

LHR07:40London Heathrow

18h 40m

2 stops

YXU21:20London

24 Jan

YXU17:40London

31h 50m

1 stop

LHR06:30London Heathrow

£516

Find similar

Lufthansa

17 Jan

LHR07:40London Heathrow

14h 25m

2 stops

YXU17:05London

24 Jan

YXU09:50London

20h 30m

1 stop

LHR11:20London Heathrow

£517

Find similar

Lufthansa

17 Jan

LHR07:40London Heathrow

14h 25m

2 stops

YXU17:05London

24 Jan

YXU17:40London

12h 40m

1 stop

LHR11:20London Heathrow

£519

Find similar

Air Canada flights from United Kingdom to London, Ontario

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

Air Canada

17 Jan

LHR09:00London Heathrow

17h 20m

2 stops

YXU21:20London

24 Jan

YXU17:40London

14h 20m

2 stops

LHR13:00London Heathrow

£527

Find similar

Air Canada

17 Jan

LHR13:45London Heathrow

36h 35m

2 stops

YXU21:20London

24 Jan

YXU17:40London

21h 55m

2 stops

LHR20:35London Heathrow

£528

Find similar

Air Canada

18 Jan

LHR12:05London Heathrow

49h 41m

2 stops

YXU08:46London

25 Jan

YXU09:50London

18h 30m

2 stops

LHR09:20London Heathrow

£533

Find similar

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

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Tue 20/1

14:50-06:34

1 stop20h 44m

London

Wed 28/1

20:10-12:50

1 stop35h 40m

£466

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 18/1

14:50-06:34

1 stop20h 44m

London

Sun 25/1

20:10-12:50

1 stop35h 40m

£467

LondonLondon

STN - YXU

STNYXU

London Stansted

Sun 18/1

06:30-08:46

3 stops31h 16m

London

Sun 25/1

17:40-09:50

2 stops11h 10m

£479

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 18/1

14:50-06:34

1 stop20h 44m

London

Sun 25/1

20:10-12:50

1 stop35h 40m

£480

LondonLondon

STN - YXU

STNYXU

London Stansted

Sun 18/1

06:30-08:46

3 stops31h 16m

London

Sun 25/1

17:40-18:20

2 stops19h 40m

£483

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Tue 20/1

08:55-06:34

2 stops26h 39m

London

Wed 28/1

20:10-12:50

1 stop35h 40m

£493

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 18/1

09:00-06:34

2 stops26h 34m

London

Sun 25/1

20:10-12:50

1 stop35h 40m

£495

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sat 17/1

07:40-21:20

2 stops18h 40m

London

Sat 24/1

17:40-06:30

1 stop31h 50m

£516

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sat 17/1

07:40-17:05

2 stops14h 25m

London

Sat 24/1

09:50-11:20

1 stop20h 30m

£517

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Thu 1/1

06:10-21:21

3 stops20h 11m

London

Thu 8/1

09:50-08:45

3 stops17h 55m

£932

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

What is the cheapest day to depart on your flight to London, Ontario?

On average, the least expensive day to fly to London, Ontario from United Kingdom is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £538. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £748.

What is the cheapest time of day to depart on your flight to London, Ontario?

According to our data, the cheapest time of day to fly to London, Ontario is in the afternoon. momondo users have found flights departing from United Kingdom to London, Ontario in the afternoon for as low as £578. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at midday are often more expensive, with an average ticket price of £666.

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

You could potentially save up to 45% 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

Fastest flight time	14h 41m
Direct flights	None

The fastest flight from United Kingdom to London, Ontario takes 14h 41m

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

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 December 2025.
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 £474	Free Cancellation	Rating 7.1 10,500 reviews		Search Air Canada flights

Grand Bend

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

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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.