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Cheap flights from the United Kingdom to London from C$ 522

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 17/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from the United Kingdom to London

Recent round-trip flight deals from the United Kingdom to London

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 a.m. - 6:34 a.m.
LHR
-
YXU
26h 04m2 stops
Multiple Airlines Logo
8:10 p.m. - 11:50 a.m.
YXU
-
LHR
34h 40m2 stops
C$ 854Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
9:30 a.m. - 6:34 a.m.
LHR
-
YXU
26h 04m2 stops
Multiple Airlines Logo
8:10 p.m. - 10:10 a.m.
YXU
-
LHR
33h 00m1 stop
C$ 861Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
WestJet Logo
2:50 p.m. - 6:34 a.m.
LHR
-
YXU
20h 44m1 stop
WestJet Logo
8:10 p.m. - 12:50 p.m.
YXU
-
LHR
35h 40m1 stop
C$ 868WestJet
Tue, 20 Jan - Wed, 28 Jan
WestJet Logo
2:50 p.m. - 6:34 a.m.
LHR
-
YXU
20h 44m1 stop
WestJet Logo
8:10 p.m. - 12:50 p.m.
YXU
-
LHR
35h 40m1 stop
C$ 870WestJet
Sun, 18 Jan - Sun, 25 Jan
WestJet Logo
2:50 p.m. - 6:34 a.m.
LHR
-
YXU
20h 44m1 stop
WestJet Logo
8:10 p.m. - 12:50 p.m.
YXU
-
LHR
35h 40m1 stop
C$ 874WestJet
Mon, 19 Jan - Mon, 26 Jan
WestJet Logo
2:50 p.m. - 6:34 a.m.
LHR
-
YXU
20h 44m1 stop
WestJet Logo
8:10 p.m. - 12:50 p.m.
YXU
-
LHR
35h 40m1 stop
C$ 895WestJet
Sun, 18 Jan - Sun, 25 Jan
Multiple Airlines Logo
3:00 p.m. - 6:34 a.m.
LHR
-
YXU
20h 34m1 stop
Multiple Airlines Logo
8:10 p.m. - 10:10 a.m.
YXU
-
LHR
33h 00m1 stop
C$ 903Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
8:55 a.m. - 6:34 a.m.
LHR
-
YXU
26h 39m2 stops
Multiple Airlines Logo
8:10 p.m. - 12:50 p.m.
YXU
-
LHR
35h 40m1 stop
C$ 918Multiple Airlines
Tue, 20 Jan - Wed, 28 Jan
Multiple Airlines Logo
9:00 a.m. - 6:34 a.m.
LHR
-
YXU
26h 34m2 stops
Multiple Airlines Logo
8:10 p.m. - 12:50 p.m.
YXU
-
LHR
35h 40m1 stop
C$ 923Multiple Airlines
Sun, 18 Jan - Sun, 25 Jan
United Airlines Logo
6:10 a.m. - 9:21 p.m.
MAN
-
YXU
20h 11m3 stops
United Airlines Logo
9:50 a.m. - 8:45 a.m.
YXU
-
MAN
17h 55m3 stops
C$ 1,736United 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
LHR7:40 a.m.London Heathrow
18h 40m
2 stops
YXU9:20 p.m.London
24 Jan
YXU5:40 p.m.London
31h 50m
1 stop
LHR6:30 a.m.London Heathrow
C$ 962
Find similar
Lufthansa
17 Jan
LHR7:40 a.m.London Heathrow
14h 25m
2 stops
YXU5:05 p.m.London
24 Jan
YXU9:50 a.m.London
20h 30m
1 stop
LHR11:20 a.m.London Heathrow
C$ 963
Find similar
Lufthansa
17 Jan
LHR7:40 a.m.London Heathrow
14h 25m
2 stops
YXU5:05 p.m.London
24 Jan
YXU5:40 p.m.London
12h 40m
1 stop
LHR11:20 a.m.London Heathrow
C$ 967
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
LHR9:00 a.m.London Heathrow
17h 20m
2 stops
YXU9:20 p.m.London
24 Jan
YXU5:40 p.m.London
14h 20m
2 stops
LHR1:00 p.m.London Heathrow
C$ 981
Find similar
Air Canada
17 Jan
LHR1:45 p.m.London Heathrow
36h 35m
2 stops
YXU9:20 p.m.London
24 Jan
YXU5:40 p.m.London
21h 55m
2 stops
LHR8:35 p.m.London Heathrow
C$ 984
Find similar
Air Canada
18 Jan
LHR12:05 p.m.London Heathrow
49h 41m
2 stops
YXU8:46 a.m.London
25 Jan
YXU9:50 a.m.London
18h 30m
2 stops
LHR9:20 a.m.London Heathrow
C$ 992
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom to London, Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 5 December 2025.
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

Mon 19/1

9:30 a.m.-6:34 a.m.

2 stops26h 04m

London

Mon 26/1

8:10 p.m.-11:50 a.m.

2 stops34h 40m

C$ 854

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Mon 19/1

9:30 a.m.-6:34 a.m.

2 stops26h 04m

London

Mon 26/1

8:10 p.m.-10:10 a.m.

1 stop33h 00m

C$ 861

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Tue 20/1

2:50 p.m.-6:34 a.m.

1 stop20h 44m

London

Wed 28/1

8:10 p.m.-12:50 p.m.

1 stop35h 40m

C$ 868

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 18/1

2:50 p.m.-6:34 a.m.

1 stop20h 44m

London

Sun 25/1

8:10 p.m.-12:50 p.m.

1 stop35h 40m

C$ 870

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Mon 19/1

2:50 p.m.-6:34 a.m.

1 stop20h 44m

London

Mon 26/1

8:10 p.m.-12:50 p.m.

1 stop35h 40m

C$ 874

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 18/1

2:50 p.m.-6:34 a.m.

1 stop20h 44m

London

Sun 25/1

8:10 p.m.-12:50 p.m.

1 stop35h 40m

C$ 895

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Mon 19/1

3:00 p.m.-6:34 a.m.

1 stop20h 34m

London

Mon 26/1

8:10 p.m.-10:10 a.m.

1 stop33h 00m

C$ 903

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Tue 20/1

8:55 a.m.-6:34 a.m.

2 stops26h 39m

London

Wed 28/1

8:10 p.m.-12:50 p.m.

1 stop35h 40m

C$ 918

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 18/1

9:00 a.m.-6:34 a.m.

2 stops26h 34m

London

Sun 25/1

8:10 p.m.-12:50 p.m.

1 stop35h 40m

C$ 923

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Thu 1/1

6:10 a.m.-9:21 p.m.

3 stops20h 11m

London

Thu 8/1

9:50 a.m.-8:45 a.m.

3 stops17h 55m

C$ 1,736

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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

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 40% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 13 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

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

16h 31m

Direct flights

None
The fastest flight from United Kingdom to London, Ontario takes 16h 31m
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 updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 necessary travel and health documents for your London Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Grand Bend
Port Stanley

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from United Kingdom.

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

Flights from United Kingdom to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between United Kingdom and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for United Kingdom to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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