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Cheap flights from London, Ontario to London from C$ 444

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 20/10. 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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Find the cheapest flights from London, Ontario to London

Cheap round-trip flights

United Airlines Logo
3:50 p.m. - 10:10 a.m.YXU-LHR
13h 20m2 stops
United Airlines Logo
4:40 p.m. - 3:17 p.m.LHR-YXU
27h 37m2 stops
C$ 936United Airlines
Find Deal
Sun, 14 Sep - Sun, 21 Sep
United Airlines Logo
6:10 a.m. - 10:10 a.m.YXU-LHR
23h 00m2 stops
United Airlines Logo
8:30 a.m. - 9:27 p.m.LHR-YXU
17h 57m2 stops
C$ 939United Airlines
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Air Canada Logo
3:50 p.m. - 6:35 a.m.YXU-LHR
9h 45m1 stop
Air Canada Logo
8:40 a.m. - 9:27 p.m.LHR-YXU
17h 47m2 stops
C$ 1,063Air Canada
Find Deal
Mon, 22 Sep - Wed, 8 Oct
Logo
10:00 a.m. - 6:35 a.m.YXU-LHR
15h 35m1 stop
Logo
6:00 p.m. - 3:17 p.m.LHR-YXU
26h 17m2 stops
C$ 1,073
Find Deal
Sun, 14 Sep - Sun, 21 Sep
Logo
3:40 p.m. - 6:35 a.m.YXU-LHR
9h 55m1 stop
Logo
7:40 a.m. - 5:06 p.m.LHR-YXU
14h 26m2 stops
C$ 1,079
Find Deal
Sun, 19 Oct - Mon, 3 Nov
Air Canada Logo
3:50 p.m. - 9:35 a.m.YXU-LHR
12h 45m2 stops
Air Canada Logo
12:40 p.m. - 9:27 p.m.LHR-YXU
13h 47m2 stops
C$ 1,083Air Canada
Find Deal
Mon, 22 Sep - Wed, 8 Oct
Lufthansa Logo
5:45 p.m. - 6:35 a.m.YXU-LHR
31h 50m1 stop
Lufthansa Logo
6:55 a.m. - 3:17 p.m.LHR-YXU
37h 22m2 stops
C$ 1,159Lufthansa
Find Deal
Mon, 1 Sep - Sat, 13 Sep
Lufthansa Logo
5:45 p.m. - 6:35 a.m.YXU-LHR
31h 50m1 stop
Lufthansa Logo
12:05 p.m. - 3:17 p.m.LHR-YXU
32h 12m1 stop
C$ 1,178Lufthansa
Find Deal
Mon, 1 Sep - Sat, 13 Sep
WestJet Logo
8:00 p.m. - 12:05 p.m.YXU-LHR
35h 05m1 stop
WestJet Logo
2:10 p.m. - 5:12 a.m.LHR-YXU
20h 02m1 stop
C$ 1,567WestJet
Find Deal
Sat, 13 Sep - Sat, 20 Sep
WestJet Logo
6:00 a.m. - 12:05 p.m.YXU-LHR
25h 05m1 stop
WestJet Logo
2:10 p.m. - 5:12 a.m.LHR-YXU
20h 02m1 stop
C$ 1,594WestJet
Find Deal
Sun, 14 Sep - Sun, 21 Sep

Air Canada flights from London, Ontario to London Heathrow Airport

Our best Air Canada deals on London, Ontario to London Heathrow Airport flight tickets
Air Canada
22 Sep
YXU3:50 p.m.London
9h 45m
1 stop
LHR6:35 a.m.London Heathrow
8 Oct
LHR8:40 a.m.London Heathrow
17h 47m
2 stops
YXU9:27 p.m.London
C$ 1,063
Find similar
Air Canada
22 Sep
YXU3:50 p.m.London
12h 45m
2 stops
LHR9:35 a.m.London Heathrow
8 Oct
LHR12:40 p.m.London Heathrow
13h 47m
2 stops
YXU9:27 p.m.London
C$ 1,083
Find similar
Air Canada
19 Oct
YXU3:40 p.m.London
9h 55m
1 stop
LHR6:35 a.m.London Heathrow
2 Nov
LHR9:00 a.m.London Heathrow
17h 21m
2 stops
YXU9:21 p.m.London
C$ 1,084
Find similar

Lufthansa flights from London, Ontario to London Heathrow Airport

Our best Lufthansa deals on London, Ontario to London Heathrow Airport flight tickets
Lufthansa
1 Sep
YXU5:45 p.m.London
31h 50m
1 stop
LHR6:35 a.m.London Heathrow
13 Sep
LHR6:55 a.m.London Heathrow
37h 22m
2 stops
YXU3:17 p.m.London
C$ 1,159
Find similar
Lufthansa
1 Sep
YXU5:45 p.m.London
31h 50m
1 stop
LHR6:35 a.m.London Heathrow
13 Sep
LHR12:05 p.m.London Heathrow
32h 12m
1 stop
YXU3:17 p.m.London
C$ 1,178
Find similar
Lufthansa
31 Aug
YXU3:40 p.m.London
9h 55m
1 stop
LHR6:35 a.m.London Heathrow
13 Sep
LHR6:55 a.m.London Heathrow
19h 34m
2 stops
YXU9:29 p.m.London
C$ 1,221
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario to London Heathrow Airport 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 2 August 2025.
Use the filters below to find and compare flights from London, Ontario to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLondon

YXU - LHR

YXULHR

London

Sun 14/9

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

2 stops13h 20m

London Heathrow

Sun 21/9

4:40 p.m.-3:17 p.m.

2 stops27h 37m

C$ 936

LondonLondon

YXU - LHR

YXULHR

London

Sat 13/9

6:10 a.m.-10:10 a.m.

2 stops23h 00m

London Heathrow

Sat 20/9

8:30 a.m.-9:27 p.m.

2 stops17h 57m

C$ 939

LondonLondon

YXU - LHR

YXULHR

London

Mon 22/9

3:50 p.m.-6:35 a.m.

1 stop9h 45m

London Heathrow

Wed 8/10

8:40 a.m.-9:27 p.m.

2 stops17h 47m

C$ 1,063

LondonLondon

YXU - LHR

YXULHR

London

Sun 14/9

10:00 a.m.-6:35 a.m.

1 stop15h 35m

London Heathrow

Sun 21/9

6:00 p.m.-3:17 p.m.

2 stops26h 17m

C$ 1,073

LondonLondon

YXU - LHR

YXULHR

London

Sun 19/10

3:40 p.m.-6:35 a.m.

1 stop9h 55m

London Heathrow

Mon 3/11

7:40 a.m.-5:06 p.m.

2 stops14h 26m

C$ 1,079

LondonLondon

YXU - LHR

YXULHR

London

Mon 22/9

3:50 p.m.-9:35 a.m.

2 stops12h 45m

London Heathrow

Wed 8/10

12:40 p.m.-9:27 p.m.

2 stops13h 47m

C$ 1,083

LondonLondon

YXU - LHR

YXULHR

London

Mon 1/9

5:45 p.m.-6:35 a.m.

1 stop31h 50m

London Heathrow

Sat 13/9

6:55 a.m.-3:17 p.m.

2 stops37h 22m

C$ 1,159

LondonLondon

YXU - LHR

YXULHR

London

Mon 1/9

5:45 p.m.-6:35 a.m.

1 stop31h 50m

London Heathrow

Sat 13/9

12:05 p.m.-3:17 p.m.

1 stop32h 12m

C$ 1,178

LondonLondon

YXU - LHR

YXULHR

London

Sat 13/9

8:00 p.m.-12:05 p.m.

1 stop35h 05m

London Heathrow

Sat 20/9

2:10 p.m.-5:12 a.m.

1 stop20h 02m

C$ 1,567

LondonLondon

YXU - LHR

YXULHR

London

Sun 14/9

6:00 a.m.-12:05 p.m.

1 stop25h 05m

London Heathrow

Sun 21/9

2:10 p.m.-5:12 a.m.

1 stop20h 02m

C$ 1,594

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 Heathrow Airport

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 typical price of a round-trip flight between London, Ontario and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from London, Ontario, with most prices found around C$ 910. If you aren’t able to travel to London Heathrow Airport during the month of October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of C$ 996.

What is the cheapest day to depart on your flight to London Heathrow Airport?

According to our data, Monday is the cheapest day to fly to London Heathrow Airport from London, Ontario. The lowest ticket price found for a Monday departure recently was C$ 1,091. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London, Ontario to London Heathrow Airport for around C$ 1,428.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Our data shows that the cheapest London, Ontario to London Heathrow Airport flights are usually those with departure times at noon. Our users have found flights to London Heathrow Airport at noon for as low as C$ 1,161. In the afternoon is when there is more demand to fly to London Heathrow Airport, so prices are often more expensive at around C$ 1,220 per ticket.

Can stopping save me money on London, Ontario to London Heathrow Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a London, Ontario to London Heathrow Airport flight.

When to book flights from London, Ontario to London Heathrow Airport

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

Cheap London, Ontario to London Heathrow Airport (YXU to LHR) flight deals and tips

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

Best price found

C$ 444

Fastest flight time

9h 40m

Direct flights

None
The best one-way flight to London Heathrow Airport from London, Ontario in the past 72 hours is C$ 444. The best round-trip flight deal from London, Ontario to London Heathrow Airport found on momondo in the last 72 hours is C$ 936.
The fastest flight from London, Ontario to London Heathrow Airport takes 9h 40m
There are no direct flights from London, Ontario to London Heathrow Airport. Popular non-direct route for this connection is London Airport - London Heathrow Airport.
Search flight deals

  • How far is London to London Heathrow by plane?

    A flight from London to London Heathrow will travel around 5852.6 km. In terms of flight time, this usually takes a little over 9h 40m.

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

    Prices for flights from London Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from London Airport to London Heathrow Airport?

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

    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 Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow 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.

  • What is the most popular airline from London, Ontario to London Heathrow Airport?

Best airlines flying from London, Ontario to London Heathrow Airport

Compare and see reviews for airlines that fly from London, Ontario to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 789Free CancellationRating
7.1
9,855 reviews
Search Air Canada flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Ipswich
Hounslow
Gatwick
Dartford
Poole
Canterbury
Crawley
Ilford
Wembley
Maidstone
Swindon
Chelmsford
Wokingham
Stratford-upon-Avon
Feltham
Uxbridge
Waterlooville
Newport
Basingstoke
Milton Keynes

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for London to London flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for London 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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