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Cheap flights from London, Ontario to London from C$ 579

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to London departing on 15/9. 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
1 adult, Economy, 0 bags

Find the cheapest flights from London, Ontario to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:40 a.m. - 8:30 a.m.YXU  London-LHR London Heathrow
21h 50m2 stops Toronto Pearson Intl Chicago O'Hare Intl
United Airlines Logo
7:45 a.m. - 5:43 p.m.LHR  London Heathrow-YXU London
14h 58m2 stops Newark Toronto Pearson Intl
C$ 1,082United Airlines
Mon, 14 Sep - Mon, 21 Sep
United Airlines Logo
5:40 a.m. - 6:55 a.m.YXU  London-LHR London Heathrow
20h 15m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
United Airlines Logo
7:45 a.m. - 5:43 p.m.LHR  London Heathrow-YXU London
14h 58m2 stops Newark Toronto Pearson Intl
C$ 1,085United Airlines
Thu, 10 Sep - Wed, 30 Sep
United Airlines Logo
3:25 p.m. - 10:50 a.m.YXU  London-LHR London Heathrow
14h 25m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
United Airlines Logo
3:10 p.m. - 8:37 a.m.LHR  London Heathrow-YXU London
22h 27m2 stops Newark Toronto Pearson Intl
C$ 1,086United Airlines
Tue, 17 Nov - Fri, 27 Nov
United Airlines Logo
10:05 a.m. - 6:45 a.m.YXU  London-LHR London Heathrow
15h 40m2 stops Toronto Pearson Intl Chicago O'Hare Intl
United Airlines Logo
6:00 p.m. - 5:45 p.m.LHR  London Heathrow-YXU London
28h 45m2 stops Newark Toronto Pearson Intl
C$ 1,088United Airlines
Sun, 4 Oct - Thu, 8 Oct
United Airlines Logo
3:25 p.m. - 10:50 a.m.YXU  London-LHR London Heathrow
14h 25m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
United Airlines Logo
4:20 p.m. - 8:37 a.m.LHR  London Heathrow-YXU London
21h 17m2 stops Washington, D.C. Dulles Intl Toronto Pearson Intl
C$ 1,089United Airlines
Sat, 28 Nov - Sun, 6 Dec
United Airlines Logo
10:05 a.m. - 6:45 a.m.YXU  London-LHR London Heathrow
15h 40m2 stops Toronto Pearson Intl Chicago O'Hare Intl
United Airlines Logo
6:00 p.m. - 5:45 p.m.LHR  London Heathrow-YXU London
28h 45m2 stops Newark Toronto Pearson Intl
C$ 1,091United Airlines
Tue, 1 Sep - Fri, 4 Sep
Multiple Airlines Logo
6:10 a.m. - 4:55 p.m.YXU  London-LGW London Gatwick
29h 45m2 stops Calgary Dublin
Multiple Airlines Logo
11:35 a.m. - 5:20 a.m.LGW  London Gatwick-YXU London
22h 45m2 stops Montreal Pierre Elliott Trudeau Intl Calgary
C$ 1,169Multiple Airlines
Mon, 14 Sep - Mon, 21 Sep
Multiple Airlines Logo
6:10 a.m. - 11:20 p.m.YXU  London-STN London Stansted
36h 10m2 stops Calgary Dublin
Multiple Airlines Logo
8:45 p.m. - 5:20 a.m.STN  London Stansted-YXU London
37h 35m3 stops Madrid Barajas Halifax Intl Calgary
C$ 1,201Multiple Airlines
Mon, 14 Sep - Mon, 21 Sep
SWISS Logo
3:25 p.m. - 5:55 a.m.YXU  London-LHR London Heathrow
33h 30m2 stops Toronto Pearson Intl Chicago O'Hare Intl
SWISS Logo
9:00 a.m. - 9:52 p.m.LHR  London Heathrow-YXU London
17h 52m2 stops Zurich Toronto Pearson Intl
C$ 1,230SWISS
Fri, 20 Nov - Mon, 30 Nov
Lufthansa Logo
3:20 p.m. - 12:00 p.m.YXU  London-LHR London Heathrow
15h 40m2 stops Toronto Pearson Intl Chicago O'Hare Intl
Lufthansa Logo
11:10 a.m. - 9:47 p.m.LHR  London Heathrow-YXU London
15h 37m1 stop Toronto Pearson Intl
C$ 1,247Lufthansa
Tue, 1 Dec - Wed, 9 Dec

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United Airlines flights from London, Ontario to London

Our best United Airlines deals on London, Ontario to London flight tickets
United Airlines
14 Sep
YXU5:40 a.m.London
21h 50m
2 stops
LHR8:30 a.m.London Heathrow
21 Sep
LHR7:45 a.m.London Heathrow
14h 58m
2 stops
YXU5:43 p.m.London
C$ 1,082
United Airlines
10 Sep
YXU5:40 a.m.London
20h 15m
2 stops
LHR6:55 a.m.London Heathrow
30 Sep
LHR7:45 a.m.London Heathrow
14h 58m
2 stops
YXU5:43 p.m.London
C$ 1,085
United Airlines
17 Nov
YXU3:25 p.m.London
15h 35m
2 stops
LHR12:00 p.m.London Heathrow
3 Dec
LHR3:10 p.m.London Heathrow
22h 27m
2 stops
YXU8:37 a.m.London
C$ 1,086

Air Canada flights from London, Ontario to London

Our best Air Canada deals on London, Ontario to London flight tickets
Air Canada
17 Nov
YXU5:30 a.m.London
22h 00m
1 stop
LHR8:30 a.m.London Heathrow
2 Dec
LHR9:00 a.m.London Heathrow
17h 47m
2 stops
YXU9:47 p.m.London
C$ 1,249
Air Canada
17 Nov
YXU5:30 a.m.London
22h 00m
1 stop
LHR8:30 a.m.London Heathrow
2 Dec
LHR11:10 a.m.London Heathrow
15h 37m
1 stop
YXU9:47 p.m.London
C$ 1,273
Air Canada
19 Nov
YXU3:25 p.m.London
14h 55m
1 stop
LHR11:20 a.m.London Heathrow
1 Dec
LHR9:00 a.m.London Heathrow
17h 47m
2 stops
YXU9:47 p.m.London
C$ 1,275

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario to London 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 11 August 2026.
Use the filters below to find and compare flights from London, Ontario to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Mon 14/9

5:40 a.m.-8:30 a.m.

2 stops21h 50m

London Heathrow

Mon 21/9

7:45 a.m.-5:43 p.m.

2 stops14h 58m

C$ 1,082

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Thu 10/9

5:40 a.m.-6:55 a.m.

2 stops20h 15m

London Heathrow

Wed 30/9

7:45 a.m.-5:43 p.m.

2 stops14h 58m

C$ 1,085

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Tue 17/11

3:25 p.m.-10:50 a.m.

2 stops14h 25m

London Heathrow

Fri 27/11

3:10 p.m.-8:37 a.m.

2 stops22h 27m

C$ 1,086

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Sun 4/10

10:05 a.m.-6:45 a.m.

2 stops15h 40m

London Heathrow

Thu 8/10

6:00 p.m.-5:45 p.m.

2 stops28h 45m

C$ 1,088

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Sat 28/11

3:25 p.m.-10:50 a.m.

2 stops14h 25m

London Heathrow

Sun 6/12

4:20 p.m.-8:37 a.m.

2 stops21h 17m

C$ 1,089

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Tue 1/9

10:05 a.m.-6:45 a.m.

2 stops15h 40m

London Heathrow

Fri 4/9

6:00 p.m.-5:45 p.m.

2 stops28h 45m

C$ 1,090

LondonLondon

YXU London - LGW London Gatwick

YXULGW

London

Mon 14/9

6:10 a.m.-4:55 p.m.

2 stops29h 45m

London Gatwick

Mon 21/9

11:35 a.m.-5:20 a.m.

2 stops22h 45m

C$ 1,169

LondonLondon

YXU London - STN London Stansted

YXUSTN

London

Mon 14/9

6:10 a.m.-11:20 p.m.

2 stops36h 10m

London Stansted

Mon 21/9

8:45 p.m.-5:20 a.m.

3 stops37h 35m

C$ 1,201

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Fri 20/11

3:25 p.m.-5:55 a.m.

2 stops33h 30m

London Heathrow

Mon 30/11

9:00 a.m.-9:52 p.m.

2 stops17h 52m

C$ 1,230
Quickest round-trip

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Tue 1/12

3:20 p.m.-12:00 p.m.

2 stops15h 40m

London Heathrow

Wed 9/12

11:10 a.m.-9:47 p.m.

1 stop15h 37m

C$ 1,247

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 London, Ontario to London

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 London to London?

Air Canada, United Airlines, and WestJet are the most popular carriers operating from London to London

Which airlines fly to London?

Air Canada, Air Transat and British Airways are the top three most popular airlines that fly to London from London, Ontario according to our data. Air Canada is the first choice among our users, with 52% of people opting to fly with this airline when travelling to London. Keep in mind that there are 17 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

When to book flights from London, Ontario to London

Are you open to changing your travel dates? Check out the ideal times to fly from London, Ontario to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London, Ontario to London (YXU to LON) flight deals and tips

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

Fastest flight time

15h 40m

Direct flights

None
The fastest flight from London, Ontario to London takes 15h 40m
There are no direct flights from London, Ontario to London. There are no popular flight routes from London, Ontario to London.
Search flight deals

Frequently asked questions about flying from London, Ontario to London

  • How far is London to London by plane?

    The straight-line distance from London to London is 5872.1 km. Flights usually cover this in 15h 40m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Airport to London refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to London.

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

    The necessary travel and health documents for your London 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
Hounslow
Milton Keynes
Gatwick
Wembley
Staines-upon-Thames
Slough
Banbury
Ramsgate
Watford
Wokingham
Dartford
Feltham
Hayes
Crawley
Croydon
Chelmsford
Waterlooville
Richmond
Basingstoke
Woking

Why use momondo?

Why should I use momondo to find a flight deal from London 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 London.

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

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

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

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

Yes momondo offers price alerts on flights to London from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 57.3 km from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport