Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to Ontario from £254

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 Ontario departing on 12/11. 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

Deals available from 900+ travel sites.

'This year, momondo is the #1 place for airfares on the internet.'
Voted winner of Europe's Best Travel App 2023
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from the United Kingdom to Los Angeles

Cheap return flights

These are some of the best return flight deals from the United Kingdom 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 the United Kingdom to Los Angeles.

Cheap last-minute flights

Planning a quick getaway from the United Kingdom 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 to Los Angeles

Find recent round-trip train or bus tickets from the United Kingdom to Los Angeles.

All round-trip flight deals to Los Angeles

The cheapest plane tickets to Los Angeles found on KAYAK recently.
08:20 - 18:33LHR-ONT
18h 13m1 stop
23:59 - 06:20ONT-LHR
22h 21m1 stop
£438British Airways
Find Deal
Tue, 19 Nov - Sun, 24 Nov
09:25 - 18:27LHR-ONT
17h 02m2 stops
16:25 - 13:20ONT-LHR
12h 55m1 stop
£439American Airlines
Find Deal
Wed, 11 Dec - Thu, 26 Dec
13:50 - 22:14LHR-ONT
16h 24m1 stop
14:53 - 07:20ONT-LHR
32h 27m1 stop
£443Finnair
Find Deal
Thu, 14 Nov - Wed, 20 Nov
14:30 - 23:01LHR-ONT
16h 31m1 stop
15:00 - 12:40ONT-LHR
13h 40m1 stop
£445Delta
Find Deal
Thu, 5 Dec - Wed, 25 Dec
06:05 - 18:37MAN-ONT
20h 32m2 stops
07:00 - 11:45ONT-MAN
20h 45m2 stops
£463Finnair
Find Deal
Mon, 13 Jan - Mon, 10 Feb
13:40 - 22:32MAN-ONT
40h 52m2 stops
13:00 - 07:35ONT-MAN
34h 35m1 stop
£465Virgin Atlantic
Find Deal
Mon, 13 Jan - Mon, 10 Feb
13:05 - 22:40LHR-ONT
17h 35m1 stop
11:29 - 09:10ONT-LHR
13h 41m1 stop
£475Virgin Atlantic
Find Deal
Sat, 1 Mar - Wed, 30 Apr
18:00 - 23:58LHR-ONT
37h 58m2 stops
06:00 - 20:35ONT-LHR
30h 35m2 stops
£484United Airlines
Find Deal
Mon, 2 Dec - Mon, 9 Dec
10:05 - 17:43LHR-ONT
15h 38m1 stop
13:55 - 12:00ONT-LHR
14h 05m1 stop
£498United Airlines
Find Deal
Tue, 19 Nov - Tue, 26 Nov
11:25 - 20:17LHR-ONT
16h 52m1 stop
20:18 - 07:25ONT-LHR
27h 07m1 stop
£732Lufthansa
Find Deal
Sat, 3 May - Sat, 24 May
12:00 - 08:23LGW-ONT
28h 23m1 stop
Tue, 12 Nov
14:00 - 08:33LGW-ONT
26h 33m2 stops
Mon, 18 Nov
08:20 - 18:38LHR-ONT
18h 18m1 stop
£397British Airways
Find Deal
Wed, 11 Dec
13:50 - 22:14LHR-ONT
16h 24m1 stop
£423Finnair
Find Deal
Mon, 25 Nov
09:25 - 18:33LHR-ONT
17h 08m1 stop
£428Finnair
Find Deal
Tue, 12 Nov
06:30 - 20:44LHR-ONT
22h 14m2 stops
£530United Airlines
Find Deal
Sat, 9 Nov
20:05 - 22:40LCY-ONT
34h 35m2 stops
£536Virgin Atlantic
Find Deal
Fri, 14 Feb
13:45 - 22:23LHR-ONT
16h 38m1 stop
£537United Airlines
Find Deal
Sun, 10 Nov
09:25 - 17:58LHR-ONT
15h 33m1 stop
£736British Airways
Find Deal
Mon, 17 Mar
10:45 - 23:55LHR-ONT
20h 10m1 stop
£1,170Virgin Atlantic
Find Deal
Tue, 18 Mar
12:00 - 07:08LGW-ONT
27h 08m1 stop
12:32 - 10:35ONT-LGW
14h 03m1 stop
Thu, 7 Nov - Sun, 10 Nov
13:50 - 23:57LHR-ONT
18h 07m1 stop
12:53 - 06:20ONT-LHR
33h 27m1 stop
£451Iberia
Find Deal
Sun, 10 Nov - Sun, 17 Nov
10:30 - 23:57MAN-ONT
21h 27m2 stops
23:59 - 09:00ONT-MAN
25h 01m2 stops
£507British Airways
Find Deal
Sun, 10 Nov - Sun, 17 Nov
13:45 - 22:23LHR-ONT
16h 38m1 stop
13:55 - 12:00ONT-LHR
14h 05m1 stop
£758United Airlines
Find Deal
Wed, 6 Nov - Wed, 27 Nov
13:45 - 22:23LHR-ONT
16h 38m1 stop
13:55 - 12:00ONT-LHR
14h 05m1 stop
£788United Airlines
Find Deal
Sun, 10 Nov - Mon, 18 Nov
13:50 - 22:14LHR-ONT
16h 24m1 stop
23:59 - 07:20ONT-LHR
23h 21m1 stop
£814British Airways
Find Deal
Sat, 9 Nov - Sun, 10 Nov
10:40 - 18:33LHR-ONT
15h 53m1 stop
10:43 - 07:20ONT-LHR
12h 37m1 stop
£931Finnair
Find Deal
Sun, 10 Nov - Fri, 15 Nov
09:20 - 22:02LHR-ONT
20h 42m1 stop
06:10 - 07:30ONT-LHR
17h 20m1 stop
£1,707Lufthansa
Find Deal
Sat, 9 Nov - Thu, 14 Nov
11:35 - 20:44LHR-ONT
17h 09m1 stop
05:05 - 09:40ONT-LHR
20h 35m1 stop
£1,999Lufthansa
Find Deal
Sun, 10 Nov - Fri, 15 Nov
09:25 - 18:33LHR-ONT
17h 08m1 stop
10:42 - 07:20ONT-LHR
12h 38m1 stop
£12,341Finnair
Find Deal
Wed, 6 Nov - Wed, 18 Dec

British Airways flights from United Kingdom to Ontario

Our best British Airways deals on United Kingdom to Ontario flight tickets
British Airways
19 Nov
LHR08:20London Heathrow
18h 13m
1 stop
ONT18:33Ontario
24 Nov
ONT23:59Ontario
22h 21m
1 stop
LHR06:20London Heathrow
British Airways
2 Dec
LHR16:15London Heathrow
34h 18m
2 stops
ONT18:33Ontario
9 Dec
ONT10:41Ontario
12h 39m
1 stop
LHR07:20London Heathrow
British Airways
15 Feb
LHR09:25London Heathrow
16h 36m
1 stop
ONT18:01Ontario
20 Feb
ONT01:32Ontario
20h 48m
1 stop
LHR06:20London Heathrow

Finnair flights from United Kingdom to Ontario

Our best Finnair deals on United Kingdom to Ontario flight tickets
Finnair
14 Nov
LHR13:50London Heathrow
16h 24m
1 stop
ONT22:14Ontario
20 Nov
ONT14:53Ontario
32h 27m
1 stop
LHR07:20London Heathrow
Finnair
13 Jan
MAN06:05Manchester
20h 32m
2 stops
ONT18:37Ontario
10 Feb
ONT07:00Ontario
20h 45m
2 stops
MAN11:45Manchester
Finnair
11 Nov
LHR08:20London Heathrow
18h 13m
1 stop
ONT18:33Ontario
26 Nov
ONT07:15Ontario
16h 05m
1 stop
LHR07:20London Heathrow

How to get the cheapest flight ticket from United Kingdom 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 airline that flies to Ontario from United Kingdom?

Virgin Atlantic. Virgin Atlantic, Finnair, and Lufthansa are the most popular carriers operating from United Kingdom to Ontario

What is the cheapest United Kingdom to Ontario flight route?

London Heathrow - Ontario. Fly from London Heathrow to Ontario for the best United Kingdom - Ontario flight prices

Can stopping save me money on United Kingdom to Ontario flights?

You could potentially save up to 3% on your flight if you consider stops on a United Kingdom to Ontario flight.

Cheap United Kingdom to Ontario flight deals and tips

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

Best price found

£254

Fastest flight time

13h 27m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from United Kingdom in the past 72 hours is £254. The best return flight deal from United Kingdom to Ontario found on momondo in the last 72 hours is £438.
The fastest flight from United Kingdom to Ontario takes 13h 27m
There are no direct flights from United Kingdom to Ontario. Popular non-direct routes for this connection are Manchester Airport - Ontario Airport, London Heathrow Airport - Ontario Airport and London Gatwick Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • When did momondo last update prices for flights from United Kingdom to Ontario Airport?

    Prices for flights from United Kingdom to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Ontario Airport?

  • How old do you have to be to fly from United Kingdom to Ontario 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 United Kingdom 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 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.


Best airlines flying from United Kingdom to Ontario

Compare and see reviews for airlines that fly from United Kingdom to Ontario with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £368Free CancellationRating
7.6
666 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £381Free CancellationRating
6.7
6,842 reviews
Search British Airways flights
FinnairPriceFrom £412Free CancellationRating
7.7
1,316 reviews
Search Finnair flights
LufthansaPriceFrom £479Free CancellationRating
6.8
7,165 reviews
Search Lufthansa flights
United AirlinesPriceFrom £509Free CancellationRating
7.4
9,226 reviews
Search United Airlines flights
KLMPriceFrom £583Free CancellationRating
7.8
1,350 reviews
Search KLM flights

Why use momondo?

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

It is quick and easy to find United Kingdom to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

Flights from United Kingdom to Ontario 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 Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from United Kingdom.

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

Yes. momondo can track prices for United Kingdom to Ontario 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.


An easier way to manage your Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Sun 10/11
Sun 17/11
Email me momondo's favourite deals

Find better results for your trip to the United States