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

Lufthansa, WestJet, and United Airlines are the most popular carriers operating from United Kingdom to London

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 53% 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.

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 40m 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.

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 October 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.

£383 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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09:00 - 21:21LHR-YXU

17h 21m2 stops

09:25 - 20:35YXU-LHR

30h 10m2 stops

£484Air Canada

Find Deal

Thu, 27 Nov - Thu, 4 Dec

09:00 - 21:21LHR-YXU

17h 21m2 stops

05:15 - 06:30YXU-LHR

20h 15m1 stop

£486Air Canada

Find Deal

Thu, 27 Nov - Thu, 4 Dec

09:00 - 21:21LHR-YXU

17h 21m2 stops

09:25 - 07:10YXU-LHR

16h 45m2 stops

£493Air Canada

Find Deal

Fri, 28 Nov - Fri, 5 Dec

07:40 - 17:05LHR-YXU

14h 25m2 stops

17:40 - 11:20YXU-LHR

12h 40m1 stop

£504Lufthansa

Find Deal

Thu, 6 Nov - Tue, 18 Nov

06:30 - 17:05LHR-YXU

15h 35m2 stops

17:40 - 11:20YXU-LHR

12h 40m1 stop

£506Lufthansa

Find Deal

Fri, 28 Nov - Fri, 5 Dec

18:40 - 21:21LGW-YXU

31h 41m2 stops

05:15 - 17:50YXU-LGW

31h 35m2 stops

£511Multiple Airlines

Find Deal

Wed, 26 Nov - Wed, 3 Dec

13:45 - 21:21LHR-YXU

36h 36m2 stops

09:25 - 09:45YXU-LHR

19h 20m2 stops

£513Multiple Airlines

Find Deal

Wed, 26 Nov - Wed, 3 Dec

18:40 - 21:21LGW-YXU

30h 41m2 stops

17:40 - 17:50YXU-LGW

20h 10m2 stops

£674SWISS

Find Deal

Thu, 12 Mar - Mon, 16 Mar

18:40 - 21:21LGW-YXU

30h 41m2 stops

17:40 - 17:50YXU-LGW

20h 10m2 stops

£675SWISS

Find Deal

Thu, 12 Mar - Mon, 16 Mar

06:10 - 21:21MAN-YXU

20h 11m3 stops

09:25 - 10:20YXU-MAN

19h 55m3 stops

£716United Airlines

Find Deal

Thu, 13 Nov - Thu, 20 Nov

Air Canada flights from United Kingdom to London, Ontario

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

Air Canada

27 Nov

LHR09:00London Heathrow

17h 21m

2 stops

YXU21:21London

4 Dec

YXU09:25London

30h 10m

2 stops

LHR20:35London Heathrow

£484

Find similar

Air Canada

27 Nov

LHR09:00London Heathrow

17h 21m

2 stops

YXU21:21London

4 Dec

YXU05:15London

20h 15m

1 stop

LHR06:30London Heathrow

£486

Find similar

Air Canada

28 Nov

LHR09:00London Heathrow

17h 21m

2 stops

YXU21:21London

5 Dec

YXU09:25London

16h 45m

2 stops

LHR07:10London Heathrow

£493

Find similar

Lufthansa flights from United Kingdom to London, Ontario

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

Lufthansa

6 Nov

LHR07:40London Heathrow

14h 25m

2 stops

YXU17:05London

18 Nov

YXU17:40London

12h 40m

1 stop

LHR11:20London Heathrow

£504

Find similar

Lufthansa

28 Nov

LHR06:30London Heathrow

15h 35m

2 stops

YXU17:05London

5 Dec

YXU17:40London

12h 40m

1 stop

LHR11:20London Heathrow

£506

Find similar

Lufthansa

6 Nov

LHR07:40London Heathrow

14h 25m

2 stops

YXU17:05London

18 Nov

YXU17:40London

9h 50m

1 stop

LHR08:30London Heathrow

£507

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.

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Fly to

Route

Depart

Return

Price

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 27/11

09:00-21:21

2 stops17h 21m

London

Thu 4/12

09:25-20:35

2 stops30h 10m

£484

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 27/11

09:00-21:21

2 stops17h 21m

London

Thu 4/12

05:15-06:30

1 stop20h 15m

£486

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Fri 28/11

09:00-21:21

2 stops17h 21m

London

Fri 5/12

09:25-07:10

2 stops16h 45m

£493

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 6/11

07:40-17:05

2 stops14h 25m

London

Tue 18/11

17:40-11:20

1 stop12h 40m

£504

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Fri 28/11

06:30-17:05

2 stops15h 35m

London

Fri 5/12

17:40-11:20

1 stop12h 40m

£506

LondonLondon

LGW - YXU

LGWYXU

London Gatwick

Wed 26/11

18:40-21:21

2 stops31h 41m

London

Wed 3/12

05:15-17:50

2 stops31h 35m

£511

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 26/11

13:45-21:21

2 stops36h 36m

London

Wed 3/12

09:25-09:45

2 stops19h 20m

£513

LondonLondon

LGW - YXU

LGWYXU

London Gatwick

Thu 12/3

18:40-21:21

2 stops30h 41m

London

Mon 16/3

17:40-17:50

2 stops20h 10m

£674

LondonLondon

LGW - YXU

LGWYXU

London Gatwick

Thu 12/3

18:40-21:21

2 stops30h 41m

London

Mon 16/3

17:40-17:50

2 stops20h 10m

£675

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Thu 13/11

06:10-21:21

3 stops20h 11m

London

Thu 20/11

09:25-10:20

3 stops19h 55m

£716

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 month to fly to London, Ontario?

In general, April is the cheapest month to fly from United Kingdom to London, Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £481. If you don’t want to visit London, Ontario in April, then you should wait until May to fly from United Kingdom, when ticket prices are also cheap, with an average price of £511.

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 £749.

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 26% 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

Direct flights	None

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 October 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 10,296 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.