What is the cheapest airline that flies from Ontario to England?

United Airlines, Virgin Atlantic, and British Airways are the most popular carriers operating from Ontario to England

What airlines fly to England?

British Airways, Virgin Atlantic and United Airlines are the top three most popular airlines that fly to England from Ontario according to our data. British Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to England. Keep in mind that there are 24 different airlines that fly to England on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to England?

Prices for flights from Ontario Airport to England were last updated today.

How many operators does momondo search for flights from Ontario Airport to England?

There are 6 operators available for flights from Ontario Airport to England as of November 2026.

How old do you have to be to fly from Ontario Airport to England?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to England.

What documentation or ID do you need to fly to England?

The necessary travel and health documents for your England 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.

$322 Cheap Flights from Ontario to England in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to England

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 6:25 amONT Ontario-LHR London Heathrow

15h 25m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 2:47 pmLHR London Heathrow-ONT Ontario

29h 47m1 stop Seattle/Tacoma Intl

$814Multiple Airlines

Wed, Apr 14 - Mon, May 3

4:00 pm - 3:05 pmONT Ontario-LHR London Heathrow

15h 05m1 stop Seattle/Tacoma Intl

5:00 pm - 11:59 pmLHR London Heathrow-ONT Ontario

14h 59m1 stop Seattle/Tacoma Intl

$815Alaska Airlines

Sun, May 9 - Sun, May 16

2:23 pm - 12:10 pmONT Ontario-LHR London Heathrow

13h 47m1 stop Dallas/Fort Worth

2:45 pm - 10:41 pmLHR London Heathrow-ONT Ontario

15h 56m1 stop Seattle/Tacoma Intl

$816Multiple Airlines

Wed, Feb 10 - Wed, Feb 17

12:00 pm - 12:20 pmONT Ontario-LHR London Heathrow

17h 20m1 stop Seattle/Tacoma Intl

2:45 pm - 10:39 pmLHR London Heathrow-ONT Ontario

14h 54m1 stop Seattle/Tacoma Intl

$820Alaska Airlines

Sun, Mar 14 - Fri, Mar 19

7:05 am - 7:50 amONT Ontario-LHR London Heathrow

16h 45m1 stop Atlanta Hartsfield-Jackson

6:30 am - 5:17 pmLHR London Heathrow-ONT Ontario

18h 47m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$889Delta

Tue, Feb 16 - Tue, Mar 9

7:05 am - 7:15 amONT Ontario-LHR London Heathrow

16h 10m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

6:30 am - 5:17 pmLHR London Heathrow-ONT Ontario

18h 47m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$894Delta

Tue, Feb 16 - Tue, Mar 9

10:34 am - 6:50 amONT Ontario-LHR London Heathrow

13h 16m1 stop Dallas/Fort Worth

1:00 pm - 6:46 pmLHR London Heathrow-ONT Ontario

13h 46m1 stop Phoenix Sky Harbor Intl

$897British Airways

Tue, Mar 23 - Wed, Mar 31

6:00 am - 11:15 amONT Ontario-LHR London Heathrow

21h 15m1 stop San Francisco

1:30 pm - 10:59 pmLHR London Heathrow-ONT Ontario

17h 29m2 stops Frankfurt am Main San Francisco

$899United Airlines

Mon, Mar 1 - Thu, Mar 4

4:25 pm - 12:45 pmONT Ontario-LHR London Heathrow

12h 20m1 stop Phoenix Sky Harbor Intl

3:30 pm - 9:59 pmLHR London Heathrow-ONT Ontario

14h 29m1 stop Phoenix Sky Harbor Intl

$899British Airways

Tue, Mar 30 - Tue, Apr 6

4:02 pm - 7:25 amONT Ontario-LHR London Heathrow

31h 23m1 stop San Francisco

9:30 am - 8:32 pmLHR London Heathrow-ONT Ontario

18h 02m2 stops Frankfurt am Main Denver Intl

$901United Airlines

Mon, Feb 15 - Wed, Mar 24

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 10:40 amONT Ontario-LHR London Heathrow

19h 40m1 stop Seattle/Tacoma Intl

5:05 pm - 11:00 pmLHR London Heathrow-ONT Ontario

37h 55m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$969Virgin Atlantic

Wed, Nov 11 - Wed, Nov 18

12:18 pm - 11:40 amONT Ontario-LHR London Heathrow

15h 22m1 stop Atlanta Hartsfield-Jackson

12:20 pm - 11:00 pmLHR London Heathrow-ONT Ontario

18h 40m1 stop Seattle/Tacoma Intl

$1,005Virgin Atlantic

Wed, Nov 11 - Wed, Nov 18

1:29 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 11m1 stop Denver Intl

10:25 am - 6:44 pmLHR London Heathrow-ONT Ontario

16h 19m1 stop Chicago O'Hare Intl

$1,028United Airlines

Mon, Nov 16 - Tue, Dec 15

6:00 am - 12:20 pmONT Ontario-LHR London Heathrow

22h 20m1 stop Seattle/Tacoma Intl

2:45 pm - 11:31 pmLHR London Heathrow-ONT Ontario

16h 46m1 stop Seattle/Tacoma Intl

$1,028Alaska Airlines

Mon, Nov 16 - Wed, Nov 25

6:00 am - 12:20 pmONT Ontario-LHR London Heathrow

22h 20m1 stop Seattle/Tacoma Intl

2:45 pm - 11:31 pmLHR London Heathrow-ONT Ontario

16h 46m1 stop Seattle/Tacoma Intl

$1,028Alaska Airlines

Sun, Nov 15 - Wed, Nov 25

1:29 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 11m1 stop Denver Intl

10:05 am - 5:36 pmLHR London Heathrow-ONT Ontario

15h 31m1 stop San Francisco

$1,029United Airlines

Wed, Nov 11 - Fri, Dec 4

4:51 pm - 1:35 pmONT Ontario-LHR London Heathrow

12h 44m1 stop Phoenix Sky Harbor Intl

2:35 pm - 9:55 pmLHR London Heathrow-ONT Ontario

15h 20m1 stop Phoenix Sky Harbor Intl

$1,037British Airways

Wed, Nov 11 - Wed, Nov 18

6:00 am - 8:15 amONT Ontario-LHR London Heathrow

18h 15m1 stop Dallas/Fort Worth

7:30 am - 10:36 pmLHR London Heathrow-ONT Ontario

23h 06m2 stops Madrid Barajas Dallas/Fort Worth

$1,046Iberia

Mon, Nov 16 - Sun, Nov 22

12:01 pm - 4:00 pmONT Ontario-LHR London Heathrow

19h 59m2 stops San Francisco Kastrup Copenhagen

6:40 am - 7:20 amLHR London Heathrow-ONT Ontario

32h 40m3 stops Kastrup Copenhagen San Francisco Las Vegas Harry Reid Intl

$1,057Multiple Airlines

Fri, Nov 13 - Tue, Nov 24

4:25 pm - 1:35 pmONT Ontario-LHR London Heathrow

13h 10m1 stop Phoenix Sky Harbor Intl

2:35 pm - 9:52 pmLHR London Heathrow-ONT Ontario

15h 17m1 stop Phoenix Sky Harbor Intl

$1,088British Airways

Sun, Nov 15 - Sun, Nov 22

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Alaska Airlines flights from Ontario to England

Our best Alaska Airlines deals on Ontario to England flight tickets

Alaska Airlines

Feb 17

ONT6:00 amOntario

22h 20m

1 stop

LHR12:20 pmLondon Heathrow

Feb 22

LHR2:45 pmLondon Heathrow

28h 31m

1 stop

ONT11:16 amOntario

$809

Alaska Airlines

May 9

ONT4:00 pmOntario

15h 05m

1 stop

LHR3:05 pmLondon Heathrow

May 16

LHR5:00 pmLondon Heathrow

14h 59m

1 stop

ONT11:59 pmOntario

$815

Alaska Airlines

Apr 13

ONT4:00 pmOntario

15h 05m

1 stop

LHR3:05 pmLondon Heathrow

May 11

LHR5:00 pmLondon Heathrow

34h 17m

1 stop

ONT7:17 pmOntario

$826

Air Canada flights from Ontario to England

Our best Air Canada deals on Ontario to England flight tickets

Air Canada

Feb 16

ONT5:00 amOntario

19h 30m

2 stops

LHR8:30 amLondon Heathrow

Mar 24

LHR2:30 pmLondon Heathrow

28h 50m

2 stops

ONT12:20 pmOntario

$909

Air Canada

Feb 14

ONT5:00 amOntario

18h 10m

2 stops

LHR7:10 amLondon Heathrow

Mar 30

LHR5:40 pmLondon Heathrow

34h 40m

2 stops

ONT8:20 pmOntario

$912

Air Canada

Feb 19

ONT1:45 pmOntario

59h 35m

2 stops

LHR9:20 amLondon Heathrow

Mar 30

LHR5:40 pmLondon Heathrow

34h 40m

2 stops

ONT8:20 pmOntario

$914

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Wed 4/14

7:00 am-6:25 am

1 stop15h 25m

London Heathrow

Mon 5/3

5:00 pm-2:47 pm

1 stop29h 47m

$814

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Sun 5/9

4:00 pm-3:05 pm

1 stop15h 05m

London Heathrow

Sun 5/16

5:00 pm-11:59 pm

1 stop14h 59m

$815

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Wed 2/10

2:23 pm-12:10 pm

1 stop13h 47m

London Heathrow

Wed 2/17

2:45 pm-10:41 pm

1 stop15h 56m

$816

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Sun 3/14

12:00 pm-12:20 pm

1 stop17h 20m

London Heathrow

Fri 3/19

2:45 pm-10:39 pm

1 stop14h 54m

$820

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Tue 2/16

7:05 am-7:50 am

1 stop16h 45m

London Heathrow

Tue 3/9

6:30 am-5:17 pm

2 stops18h 47m

$889

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Tue 2/16

7:05 am-7:15 am

2 stops16h 10m

London Heathrow

Tue 3/9

6:30 am-5:17 pm

2 stops18h 47m

$894

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Tue 3/23

10:34 am-6:50 am

1 stop13h 16m

London Heathrow

Wed 3/31

1:00 pm-6:46 pm

1 stop13h 46m

$897

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Mon 3/1

6:00 am-11:15 am

1 stop21h 15m

London Heathrow

Thu 3/4

1:30 pm-10:59 pm

2 stops17h 29m

$899

Quickest round-trip

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Tue 3/30

4:25 pm-12:45 pm

1 stop12h 20m

London Heathrow

Tue 4/6

3:30 pm-9:59 pm

1 stop14h 29m

$899

OntarioLondon

ONT Ontario - LHR London Heathrow

ONTLHR

Ontario

Mon 2/15

4:02 pm-7:25 am

1 stop31h 23m

London Heathrow

Wed 3/24

9:30 am-8:32 pm

2 stops18h 02m

$901

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to England

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

Prices

Airlines

What is the cheapest month to fly to England?

If you’re not able to fly to England in December, then November is your next best option. Flight prices from Ontario to England during November average around $841.

Can stopping save me money on Ontario to England flights?

You could potentially save up to 32% on your flight if you consider stops on a Ontario to England flight.

Cheap Ontario to England flight deals and tips

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

Best Price Found	$322
Fastest flight time	12h 00m
Direct flights	None

The best one-way flight to England from Ontario in the past 72 hours is $322. The best round-trip flight deal from Ontario to England found on momondo in the last 72 hours is $814.

The fastest flight from Ontario to England takes 12h 00m

There are no direct flights from Ontario to England. There are no popular flight routes from Ontario to England.

Search flight deals

Frequently asked questions about flying from Ontario to England

When did momondo last update prices for flights from Ontario Airport to England?
Prices for flights from Ontario Airport to England were last updated today.
How many operators does momondo search for flights from Ontario Airport to England?
There are 6 operators available for flights from Ontario Airport to England as of November 2026.
How old do you have to be to fly from Ontario Airport to England?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to England.
What documentation or ID do you need to fly to England?
The necessary travel and health documents for your England 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 Ontario to England

Compare and see reviews for airlines that fly from Ontario to England with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $488	Free Cancellation	Rating 7.5 698 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $615	Free Cancellation	Rating 6.7 8,283 reviews	Search British Airways flights
American Airlines	PriceFrom $620	Free Cancellation	Rating 7.0 12,225 reviews	Search American Airlines flights
Delta	PriceFrom $710	Free Cancellation	Rating 7.8 8,704 reviews	Search Delta flights
Alaska Airlines	PriceFrom $806	Free Cancellation	Rating 7.9 13,156 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $809	Free Cancellation	Rating 7.3 10,474 reviews	Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to England. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Ontario to England on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to England?

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 England from Ontario.

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

Yes. momondo can track prices for Ontario to England 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.