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Cheap flights from London, Ontario to London from C$ 673

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 4/5. 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

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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
9:30 a.m. - 7:15 a.m.
YXU
-
LHR
16h 45m
2 stops
United Airlines Logo
8:00 a.m. - 9:38 p.m.
LHR
-
YXU
18h 38m
2 stops
C$ 1,081United Airlines
Mon, 4 May - Mon, 11 May
United Airlines Logo
9:30 a.m. - 11:55 a.m.
YXU
-
LHR
21h 25m
2 stops
United Airlines Logo
8:00 a.m. - 9:38 p.m.
LHR
-
YXU
18h 38m
2 stops
C$ 1,082United Airlines
Tue, 5 May - Tue, 12 May
Air Canada Logo
6:10 p.m. - 9:35 a.m.
YXU
-
LHR
10h 25m
1 stop
Air Canada Logo
8:40 a.m. - 9:38 p.m.
LHR
-
YXU
17h 58m
2 stops
C$ 1,088Air Canada
Fri, 8 May - Fri, 15 May
Air Canada Logo
5:10 a.m. - 6:30 a.m.
YXU
-
LHR
20h 20m
2 stops
Air Canada Logo
8:40 a.m. - 9:19 p.m.
LHR
-
YXU
17h 39m
2 stops
C$ 1,091Air Canada
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
6:10 p.m. - 8:35 a.m.
YXU
-
LHR
9h 25m
1 stop
Multiple Airlines Logo
7:25 a.m. - 5:33 p.m.
LHR
-
YXU
15h 08m
2 stops
C$ 1,095Multiple Airlines
Thu, 7 May - Thu, 14 May
Air Canada Logo
5:40 p.m. - 9:35 a.m.
YXU
-
LHR
10h 55m
1 stop
Air Canada Logo
8:40 a.m. - 9:19 p.m.
LHR
-
YXU
17h 39m
2 stops
C$ 1,099Air Canada
Mon, 20 Apr - Mon, 27 Apr
Lufthansa Logo
6:10 p.m. - 5:55 a.m.
YXU
-
LHR
30h 45m
2 stops
Lufthansa Logo
2:10 p.m. - 11:43 a.m.
LHR
-
YXU
26h 33m
2 stops
C$ 1,102Lufthansa
Thu, 7 May - Thu, 14 May
Air Canada Logo
5:40 p.m. - 9:35 a.m.
YXU
-
LHR
10h 55m
1 stop
Air Canada Logo
8:40 a.m. - 9:38 p.m.
LHR
-
YXU
17h 58m
2 stops
C$ 1,104Air Canada
Thu, 30 Apr - Mon, 11 May
Lufthansa Logo
12:20 p.m. - 9:20 a.m.
YXU
-
LHR
16h 00m
2 stops
Lufthansa Logo
12:15 p.m. - 9:38 p.m.
LHR
-
YXU
14h 23m
2 stops
C$ 1,106Lufthansa
Mon, 11 May - Sun, 24 May
Air Canada Logo
9:30 a.m. - 6:35 a.m.
YXU
-
LHR
16h 05m
1 stop
Air Canada Logo
2:10 p.m. - 9:38 p.m.
LHR
-
YXU
12h 28m
1 stop
C$ 1,107Air Canada
Tue, 26 May - Sun, 31 May

Lufthansa flights from London, Ontario to London Heathrow Airport

Our best Lufthansa deals on London, Ontario to London Heathrow Airport flight tickets
Lufthansa
7 May
YXU6:10 p.m.London
30h 45m
2 stops
LHR5:55 a.m.London Heathrow
14 May
LHR2:10 p.m.London Heathrow
26h 33m
2 stops
YXU11:43 a.m.London
C$ 1,102
Lufthansa
11 May
YXU12:20 p.m.London
16h 00m
2 stops
LHR9:20 a.m.London Heathrow
24 May
LHR12:15 p.m.London Heathrow
14h 23m
2 stops
YXU9:38 p.m.London
C$ 1,106
Lufthansa
2 Apr
YXU9:25 a.m.London
18h 10m
1 stop
LHR8:35 a.m.London Heathrow
8 Apr
LHR8:30 a.m.London Heathrow
17h 49m
1 stop
YXU9:19 p.m.London
C$ 1,385

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
8 May
YXU6:10 p.m.London
10h 25m
1 stop
LHR9:35 a.m.London Heathrow
15 May
LHR8:40 a.m.London Heathrow
17h 58m
2 stops
YXU9:38 p.m.London
C$ 1,088
Air Canada
20 Apr
YXU5:10 a.m.London
20h 20m
2 stops
LHR6:30 a.m.London Heathrow
27 Apr
LHR8:40 a.m.London Heathrow
17h 39m
2 stops
YXU9:19 p.m.London
C$ 1,091
Air Canada
20 Apr
YXU5:40 p.m.London
10h 55m
1 stop
LHR9:35 a.m.London Heathrow
27 Apr
LHR8:40 a.m.London Heathrow
17h 39m
2 stops
YXU9:19 p.m.London
C$ 1,099

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 25 March 2026.
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

Cheapest round-trip

LondonLondon

YXU - LHR

YXULHR

London

Mon 4/5

9:30 a.m.-7:15 a.m.

2 stops16h 45m

London Heathrow

Mon 11/5

8:00 a.m.-9:38 p.m.

2 stops18h 38m

C$ 1,081

LondonLondon

YXU - LHR

YXULHR

London

Tue 5/5

9:30 a.m.-11:55 a.m.

2 stops21h 25m

London Heathrow

Tue 12/5

8:00 a.m.-9:38 p.m.

2 stops18h 38m

C$ 1,082

LondonLondon

YXU - LHR

YXULHR

London

Fri 8/5

6:10 p.m.-9:35 a.m.

1 stop10h 25m

London Heathrow

Fri 15/5

8:40 a.m.-9:38 p.m.

2 stops17h 58m

C$ 1,088

LondonLondon

YXU - LHR

YXULHR

London

Mon 20/4

5:10 a.m.-6:30 a.m.

2 stops20h 20m

London Heathrow

Mon 27/4

8:40 a.m.-9:19 p.m.

2 stops17h 39m

C$ 1,091
Quickest round-trip

LondonLondon

YXU - LHR

YXULHR

London

Thu 7/5

6:10 p.m.-8:35 a.m.

1 stop9h 25m

London Heathrow

Thu 14/5

7:25 a.m.-5:33 p.m.

2 stops15h 08m

C$ 1,095

LondonLondon

YXU - LHR

YXULHR

London

Mon 20/4

5:40 p.m.-9:35 a.m.

1 stop10h 55m

London Heathrow

Mon 27/4

8:40 a.m.-9:19 p.m.

2 stops17h 39m

C$ 1,099

LondonLondon

YXU - LHR

YXULHR

London

Thu 7/5

6:10 p.m.-5:55 a.m.

2 stops30h 45m

London Heathrow

Thu 14/5

2:10 p.m.-11:43 a.m.

2 stops26h 33m

C$ 1,102

LondonLondon

YXU - LHR

YXULHR

London

Thu 30/4

5:40 p.m.-9:35 a.m.

1 stop10h 55m

London Heathrow

Mon 11/5

8:40 a.m.-9:38 p.m.

2 stops17h 58m

C$ 1,104

LondonLondon

YXU - LHR

YXULHR

London

Mon 11/5

12:20 p.m.-9:20 a.m.

2 stops16h 00m

London Heathrow

Sun 24/5

12:15 p.m.-9:38 p.m.

2 stops14h 23m

C$ 1,106

LondonLondon

YXU - LHR

YXULHR

London

Tue 26/5

9:30 a.m.-6:35 a.m.

1 stop16h 05m

London Heathrow

Sun 31/5

2:10 p.m.-9:38 p.m.

1 stop12h 28m

C$ 1,107

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

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

You could potentially save up to 16% 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

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from London, Ontario to London Heathrow Airport takes 13h 55m
There are no direct flights from London, Ontario to London Heathrow Airport. There are no popular flight routes from London, Ontario to 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 13h 55m.

  • 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$ 862Free CancellationRating
7.1
10,837 reviews
Search Air Canada flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Poole
Wembley
Ilford
Slough
Swindon
Gatwick
Wokingham
Salisbury
Stratford-upon-Avon
Crawley
Feltham
Hayes
Waterlooville
Newport
Chelmsford
Basingstoke
Milton Keynes
Dover
Worthing

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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