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Cheap flights from London, Ontario to Los Angeles from $313

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London, Ontario to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:30 am - 5:36 pmYXU  London-ONT Ontario
15h 06m2 stops Toronto Pearson Intl San Francisco
United Airlines Logo
11:20 am - 8:37 amONT  Ontario-YXU London
42h 17m2 stops San Francisco Toronto Pearson Intl
$617United Airlines
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
5:30 am - 5:36 pmYXU  London-ONT Ontario
15h 06m2 stops Toronto Pearson Intl San Francisco
United Airlines Logo
11:20 am - 8:37 amONT  Ontario-YXU London
42h 17m2 stops San Francisco Toronto Pearson Intl
$631United Airlines
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
5:30 am - 5:36 pmYXU  London-ONT Ontario
15h 06m2 stops Toronto Pearson Intl San Francisco
United Airlines Logo
11:20 am - 8:37 amONT  Ontario-YXU London
42h 17m2 stops San Francisco Toronto Pearson Intl
$638United Airlines
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
5:30 am - 5:36 pmYXU  London-ONT Ontario
15h 06m2 stops Toronto Pearson Intl San Francisco
United Airlines Logo
11:20 am - 8:37 amONT  Ontario-YXU London
42h 17m2 stops San Francisco Toronto Pearson Intl
$660United Airlines
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
8:20 pm - 10:23 amYXU  London-ONT Ontario
41h 03m2 stops Toronto Pearson Intl San Francisco
United Airlines Logo
8:03 am - 2:50 pmONT  Ontario-YXU London
27h 47m2 stops San Francisco Toronto Pearson Intl
$668United Airlines
Thu, Oct 15 - Wed, Oct 21
Air Canada Logo
5:30 am - 5:36 pmYXU  London-ONT Ontario
15h 06m2 stops Toronto Pearson Intl San Francisco
Air Canada Logo
5:00 am - 9:52 pmONT  Ontario-YXU London
13h 52m2 stops Denver Intl Toronto Pearson Intl
$697Air Canada
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
8:20 pm - 10:49 pmYXU  London-ONT Ontario
29h 29m2 stops Toronto Pearson Intl Chicago O'Hare Intl
United Airlines Logo
5:00 am - 5:43 pmONT  Ontario-YXU London
9h 43m2 stops Denver Intl Toronto Pearson Intl
$808United Airlines
Mon, Oct 12 - Mon, Oct 19
Air Canada Logo
5:40 am - 12:46 pmYXU  London-ONT Ontario
10h 06m2 stops Toronto Pearson Intl Denver Intl
Air Canada Logo
5:00 am - 7:52 pmONT  Ontario-YXU London
11h 52m2 stops Denver Intl Toronto Pearson Intl
$814Air Canada
Fri, Oct 2 - Mon, Oct 26
United Airlines Logo
8:20 pm - 12:46 pmYXU  London-ONT Ontario
19h 26m2 stops Toronto Pearson Intl Denver Intl
United Airlines Logo
5:00 am - 8:25 amONT  Ontario-YXU London
24h 25m2 stops Denver Intl Toronto Pearson Intl
$847United Airlines
Tue, Oct 13 - Sun, Oct 18
United Airlines Logo
8:20 pm - 12:46 pmYXU  London-ONT Ontario
19h 26m2 stops Toronto Pearson Intl Denver Intl
United Airlines Logo
5:00 am - 8:25 amONT  Ontario-YXU London
24h 25m2 stops Denver Intl Toronto Pearson Intl
$875United Airlines
Tue, Oct 13 - Sun, Oct 18

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United Airlines flights from London, Ontario to Ontario

Our best United Airlines deals on London, Ontario to Ontario flight tickets
United Airlines
Dec 5
YXU5:30 amLondon
15h 06m
2 stops
ONT5:36 pmOntario
Dec 8
ONT11:20 amOntario
42h 17m
2 stops
YXU8:37 amLondon
$617
United Airlines
Dec 5
YXU5:30 amLondon
15h 06m
2 stops
ONT5:36 pmOntario
Dec 8
ONT11:20 amOntario
42h 17m
2 stops
YXU8:37 amLondon
$631
United Airlines
Dec 5
YXU5:30 amLondon
15h 06m
2 stops
ONT5:36 pmOntario
Dec 8
ONT11:20 amOntario
42h 17m
2 stops
YXU8:37 amLondon
$638

Air Canada flights from London, Ontario to Ontario

Our best Air Canada deals on London, Ontario to Ontario flight tickets
Air Canada
Dec 5
YXU5:30 amLondon
15h 06m
2 stops
ONT5:36 pmOntario
Dec 8
ONT5:00 amOntario
13h 52m
2 stops
YXU9:52 pmLondon
$697
Air Canada
Oct 2
YXU5:40 amLondon
10h 06m
2 stops
ONT12:46 pmOntario
Oct 26
ONT5:00 amOntario
11h 52m
2 stops
YXU7:52 pmLondon
$814
Air Canada
Oct 8
YXU9:05 amLondon
14h 53m
2 stops
ONT8:58 pmOntario
Oct 13
ONT5:00 amOntario
11h 40m
2 stops
YXU7:40 pmLondon
$955

momondo Fare Finder

 
Use the filters below to find and compare flights from London, Ontario to Ontario that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Sat 12/5

5:30 am-5:36 pm

2 stops15h 06m

Ontario

Tue 12/8

11:20 am-8:37 am

2 stops42h 17m

$617

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Sat 12/5

5:30 am-5:36 pm

2 stops15h 06m

Ontario

Tue 12/8

11:20 am-8:37 am

2 stops42h 17m

$631

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Sat 12/5

5:30 am-5:36 pm

2 stops15h 06m

Ontario

Tue 12/8

11:20 am-8:37 am

2 stops42h 17m

$638

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Sat 12/5

5:30 am-5:36 pm

2 stops15h 06m

Ontario

Tue 12/8

11:20 am-8:37 am

2 stops42h 17m

$660

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Thu 10/15

8:20 pm-10:23 am

2 stops41h 03m

Ontario

Wed 10/21

8:03 am-2:50 pm

2 stops27h 47m

$668

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Sat 12/5

5:30 am-5:36 pm

2 stops15h 06m

Ontario

Tue 12/8

5:00 am-9:52 pm

2 stops13h 52m

$697

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Mon 10/12

8:20 pm-10:49 pm

2 stops29h 29m

Ontario

Mon 10/19

5:00 am-5:43 pm

2 stops9h 43m

$808
Quickest round-trip

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Fri 10/2

5:40 am-12:46 pm

2 stops10h 06m

Ontario

Mon 10/26

5:00 am-7:52 pm

2 stops11h 52m

$814

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Tue 10/13

8:20 pm-12:46 pm

2 stops19h 26m

Ontario

Sun 10/18

5:00 am-8:25 am

2 stops24h 25m

$847

LondonOntario

YXU London - ONT Ontario

YXUONT

London

Tue 10/13

8:20 pm-12:46 pm

2 stops19h 26m

Ontario

Sun 10/18

5:00 am-8:25 am

2 stops24h 25m

$875

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from London, Ontario 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 from London to Ontario?

United Airlines is the most popular carrier operating from London to Ontario

What airlines fly to Ontario?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Ontario from London, Ontario according to our data. Air Canada is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from London, Ontario to Ontario

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

Cheap London, Ontario to Ontario (YXU to ONT) flight deals and tips

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

Best Price Found

$313

Fastest flight time

13h 20m

Direct flights

None
The best one-way flight to Ontario from London, Ontario in the past 72 hours is $313. The best round-trip flight deal from London, Ontario to Ontario found on momondo in the last 72 hours is $617.
The fastest flight from London, Ontario to Ontario takes 13h 20m
There are no direct flights from London, Ontario to Ontario. There are no popular flight routes from London, Ontario to Ontario.
Search flight deals

Frequently asked questions about flying from London, Ontario to Ontario

  • How far is London to Ontario by plane?

    There are 2043.3 mi between London and Ontario. Flights usually cover this in 13h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Airport to Ontario Airport are updated daily.

  • How old do you have to be to fly from London 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 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 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.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from London.

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?

Once you have performed a search for London to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from London and alert you when they change.

An easier way to manage your Ontario trip

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