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Cheap flights from London Heathrow Airport to Ontario from €599

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Ontario departing on 29/1. 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
0 bags
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Find the cheapest flights from London Heathrow Airport to Los Angeles

Cheap return flights

These are some of the best return flight deals from London Heathrow Airport to Los Angeles that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Los Angeles.

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport to Los Angeles? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Los Angeles, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London Heathrow Airport to Los Angeles

Find recent round-trip train or bus tickets from London Heathrow Airport to Los Angeles.

All round-trip flight deals to Los Angeles

The cheapest plane tickets to Los Angeles found on KAYAK recently.
10:05 - 18:04LHR-ONT
15h 59m1 stop
13:00 - 12:00ONT-LHR
15h 00m1 stop
€599United Airlines
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Wed, 29 Jan - Thu, 13 Feb
10:35 - 18:00LHR-ONT
15h 25m1 stop
13:00 - 09:40ONT-LHR
12h 40m1 stop
€602United Airlines
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Mon, 28 Apr - Mon, 5 May
10:45 - 16:28LHR-ONT
13h 43m1 stop
13:00 - 10:35ONT-LHR
13h 35m1 stop
€613KLM
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Wed, 29 Jan - Wed, 12 Feb
12:30 - 22:52LHR-ONT
18h 22m1 stop
13:30 - 10:00ONT-LHR
13h 30m1 stop
€615KLM
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Tue, 14 Jan - Mon, 10 Mar
10:45 - 16:30LHR-ONT
13h 45m1 stop
13:25 - 10:00ONT-LHR
12h 35m1 stop
€710Delta
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Sat, 7 Dec - Wed, 11 Dec
10:45 - 22:37LHR-ONT
19h 52m1 stop
13:05 - 10:00ONT-LHR
12h 55m1 stop
€746Delta
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Tue, 24 Dec - Wed, 1 Jan
10:40 - 18:38LHR-ONT
15h 58m1 stop
16:25 - 13:20ONT-LHR
12h 55m1 stop
€859British Airways
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Sat, 14 Dec - Sat, 11 Jan
10:40 - 18:38LHR-ONT
15h 58m1 stop
14:44 - 12:05ONT-LHR
13h 21m1 stop
€917British Airways
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Tue, 17 Dec - Fri, 21 Feb
12:15 - 23:24LHR-ONT
18h 09m2 stops
11:30 - 10:50ONT-LHR
16h 20m2 stops
€1,235
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Fri, 14 Mar - Sat, 22 Mar
13:05 - 22:37LHR-ONT
17h 32m2 stops
11:30 - 11:55ONT-LHR
16h 25m2 stops
€1,266
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Fri, 11 Apr - Fri, 18 Apr
09:30 - 22:23LHR-ONT
20h 53m2 stops
€641United Airlines
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Wed, 27 Nov
07:40 - 17:43LHR-ONT
18h 03m2 stops
€644United Airlines
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Wed, 27 Nov
08:25 - 22:22LHR-ONT
21h 57m1 stop
€829JetBlue
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Mon, 5 May
12:15 - 23:12LHR-ONT
18h 57m2 stops
€889
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Sun, 9 Feb
13:05 - 22:37LHR-ONT
17h 32m2 stops
€891
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Sun, 20 Apr
11:55 - 22:22LHR-ONT
18h 27m1 stop
€1,075JetBlue
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Mon, 19 May
12:30 - 22:52LHR-ONT
18h 22m1 stop
€1,426KLM
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Mon, 13 Jan
06:25 - 22:16LHR-ONT
23h 51m2 stops
€1,458British Airways
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Fri, 24 Jan
12:30 - 22:52LHR-ONT
18h 22m1 stop
€1,476KLM
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Fri, 17 Jan
08:20 - 23:57LHR-ONT
23h 37m2 stops
€2,759British Airways
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Sun, 22 Dec
11:35 - 20:44LHR-ONT
17h 09m1 stop
06:00 - 07:25ONT-LHR
17h 25m1 stop
€917United Airlines
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Wed, 27 Nov - Mon, 2 Dec
10:45 - 16:19LHR-ONT
13h 34m1 stop
13:00 - 10:35ONT-LHR
13h 35m1 stop
€938KLM
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Tue, 26 Nov - Thu, 6 Mar
10:05 - 17:43LHR-ONT
15h 38m1 stop
13:55 - 12:00ONT-LHR
14h 05m1 stop
€954United Airlines
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Mon, 25 Nov - Sun, 1 Dec
10:45 - 16:19LHR-ONT
13h 34m1 stop
13:00 - 10:35ONT-LHR
13h 35m1 stop
€974KLM
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Sat, 23 Nov - Mon, 13 Jan
14:30 - 23:01LHR-ONT
16h 31m1 stop
12:11 - 10:35ONT-LHR
14h 24m1 stop
€1,078KLM
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Tue, 26 Nov - Sun, 8 Dec
10:45 - 16:19LHR-ONT
13h 34m1 stop
11:53 - 10:35ONT-LHR
14h 42m1 stop
€1,497KLM
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Wed, 27 Nov - Thu, 5 Dec
13:45 - 22:23LHR-ONT
16h 38m1 stop
13:55 - 12:00ONT-LHR
14h 05m1 stop
€1,513United Airlines
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Sun, 24 Nov - Sat, 30 Nov
14:30 - 23:01LHR-ONT
16h 31m1 stop
11:53 - 10:35ONT-LHR
14h 42m1 stop
€3,454KLM
Find Deal
Mon, 25 Nov - Wed, 27 Nov
10:05 - 17:43LHR-ONT
15h 38m1 stop
18:28 - 07:25ONT-LHR
28h 57m1 stop
€11,169United Airlines
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Sat, 23 Nov - Sun, 1 Dec
15:00 - 23:59LHR-ONT
16h 59m1 stop
13:53 - 12:15ONT-LHR
14h 22m1 stop
€12,882
Find Deal
Wed, 27 Nov - Wed, 4 Dec

United Airlines flights from London Heathrow Airport to Ontario

Our best United Airlines deals on London Heathrow Airport to Ontario flight tickets
United Airlines
29 Jan
LHR10:05London Heathrow
15h 59m
1 stop
ONT18:04Ontario
13 Feb
ONT13:00Ontario
15h 00m
1 stop
LHR12:00London Heathrow
United Airlines
28 Apr
LHR10:35London Heathrow
15h 25m
1 stop
ONT18:00Ontario
5 May
ONT13:00Ontario
12h 40m
1 stop
LHR09:40London Heathrow
United Airlines
23 Jan
LHR15:00London Heathrow
37h 29m
3 stops
ONT20:29Ontario
26 Jan
ONT18:38Ontario
33h 22m
1 stop
LHR12:00London Heathrow

British Airways flights from London Heathrow Airport to Ontario

Our best British Airways deals on London Heathrow Airport to Ontario flight tickets
British Airways
14 Dec
LHR10:40London Heathrow
15h 58m
1 stop
ONT18:38Ontario
11 Jan
ONT16:25Ontario
12h 55m
1 stop
LHR13:20London Heathrow
British Airways
17 Dec
LHR10:40London Heathrow
15h 58m
1 stop
ONT18:38Ontario
21 Feb
ONT14:44Ontario
13h 21m
1 stop
LHR12:05London Heathrow
British Airways
23 Dec
LHR14:30London Heathrow
15h 32m
1 stop
ONT22:02Ontario
12 Jan
ONT14:44Ontario
13h 21m
1 stop
LHR12:05London Heathrow
€1,264
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How to get the cheapest flight ticket from London Heathrow Airport to 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 month to fly to Ontario?

If you don’t want to visit Ontario in April, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of €565.

How far in advance should I book a flight to Ontario?

Most flyers found that booking tickets 58 days in advance of their planned departure date is the best time to get cheap flights to Ontario. During this timeframe, flight prices are around €682. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from London Heathrow Airport for as low as €429 on momondo.

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

You could potentially save up to 1% on your flight if you consider stops on a London Heathrow Airport to Ontario flight.

When to book flights from London Heathrow Airport to Ontario

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

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

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

Best price found

€641

Fastest flight time

13h 27m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from London Heathrow Airport in the past 72 hours is €641. The best return flight deal from London Heathrow Airport to Ontario found on momondo in the last 72 hours is €599.
The fastest flight from London Heathrow Airport to Ontario takes 13h 27m
There are no direct flights from London Heathrow Airport to Ontario. Popular non-direct route for this connection is London Heathrow Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is London Heathrow to Ontario by plane?

    There are 8703.4 km between London Heathrow and Ontario. Flights usually cover this in 13h 27m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Heathrow Airport to Ontario Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Ontario Airport.

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

    The necessary travel and health documents for your Ontario 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 licence 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.


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Ontario for you.

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

momondo does allow users to show only those flights to Ontario 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 Ontario?

momondo helps you find the best flight between London and Ontario 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 London to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario 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.


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