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Cheap flights from Los Angeles to London from $279

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to London departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Los Angeles to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:15 am - 9:38 pm
LAX
-
YXU
10h 23m
2 stops
Air Canada Logo
12:20 pm - 9:29 pm
YXU
-
LAX
12h 09m
2 stops
$444Air Canada
Mon, May 4 - Mon, May 11
Air Canada Logo
8:15 am - 9:38 pm
LAX
-
YXU
10h 23m
2 stops
Air Canada Logo
12:20 pm - 9:00 pm
YXU
-
LAX
11h 40m
1 stop
$481Air Canada
Mon, May 4 - Mon, May 11
WestJet Logo
6:05 pm - 5:20 am
LAX
-
YXU
8h 15m
1 stop
WestJet Logo
6:10 am - 11:20 am
YXU
-
LAX
32h 10m
2 stops
$508WestJet
Thu, May 14 - Sun, May 17
WestJet Logo
6:05 pm - 5:20 am
LAX
-
YXU
8h 15m
1 stop
WestJet Logo
6:10 am - 12:25 pm
YXU
-
LAX
9h 15m
1 stop
$514WestJet
Thu, May 14 - Sun, May 17
Air Canada Logo
7:30 am - 5:33 pm
LAX
-
YXU
7h 03m
1 stop
Air Canada Logo
12:20 pm - 7:20 pm
YXU
-
LAX
10h 00m
1 stop
$517Air Canada
Mon, May 4 - Mon, May 11
Air Canada Logo
7:30 am - 5:33 pm
LAX
-
YXU
7h 03m
1 stop
Air Canada Logo
9:30 am - 3:35 pm
YXU
-
LAX
9h 05m
1 stop
$518Air Canada
Wed, May 6 - Wed, May 13
Air Canada Logo
4:30 pm - 11:43 am
LAX
-
YXU
16h 13m
1 stop
Air Canada Logo
5:10 am - 10:55 am
YXU
-
LAX
8h 45m
1 stop
$520Air Canada
Thu, May 14 - Sun, May 17
Air Canada Logo
7:30 am - 5:33 pm
LAX
-
YXU
7h 03m
1 stop
Air Canada Logo
12:20 pm - 7:59 pm
YXU
-
LAX
10h 39m
2 stops
$527Air Canada
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
7:30 am - 8:53 am
LAX
-
YXU
22h 23m
3 stops
Multiple Airlines Logo
12:20 pm - 9:29 pm
YXU
-
LAX
12h 09m
2 stops
$536Multiple Airlines
Mon, May 4 - Mon, May 11
Air Canada Logo
10:35 pm - 8:53 am
LAX
-
YXU
7h 18m
1 stop
Air Canada Logo
5:10 am - 10:55 am
YXU
-
LAX
8h 45m
1 stop
$548Air Canada
Sun, May 24 - Thu, May 28

Air Canada flights from Los Angeles to London, Ontario

Our best Air Canada deals on Los Angeles to London, Ontario flight tickets
Air Canada
May 4
LAX8:15 amLos Angeles Los Angeles
10h 23m
2 stops
YXU9:38 pmLondon
May 11
YXU12:20 pmLondon
12h 09m
2 stops
LAX9:29 pmLos Angeles Los Angeles
$444
Air Canada
May 4
LAX8:15 amLos Angeles Los Angeles
10h 23m
2 stops
YXU9:38 pmLondon
May 11
YXU12:20 pmLondon
11h 40m
1 stop
LAX9:00 pmLos Angeles Los Angeles
$481
Air Canada
May 4
LAX7:30 amLos Angeles Los Angeles
7h 03m
1 stop
YXU5:33 pmLondon
May 11
YXU12:20 pmLondon
10h 00m
1 stop
LAX7:20 pmLos Angeles Los Angeles
$517

United Airlines flights from Los Angeles to London, Ontario

Our best United Airlines deals on Los Angeles to London, Ontario flight tickets
United Airlines
May 24
LAX7:00 amLos Angeles Los Angeles
11h 38m
2 stops
YXU9:38 pmLondon
May 28
YXU9:30 amLondon
10h 26m
2 stops
LAX4:56 pmLos Angeles Los Angeles
$607
United Airlines
May 14
LAX6:45 pmLos Angeles Los Angeles
19h 48m
2 stops
YXU5:33 pmLondon
May 17
YXU5:10 amLondon
8h 45m
1 stop
LAX10:55 amLos Angeles Los Angeles
$614
United Airlines
May 3
LAX11:59 pmLos Angeles Los Angeles
14h 34m
2 stops
YXU5:33 pmLondon
Jun 1
YXU12:20 pmLondon
11h 20m
2 stops
LAX8:40 pmLos Angeles Los Angeles
$675

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to London, Ontario 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 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Los Angeles to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Mon 5/4

8:15 am-9:38 pm

2 stops10h 23m

London

Mon 5/11

12:20 pm-9:29 pm

2 stops12h 09m

$444

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Mon 5/4

8:15 am-9:38 pm

2 stops10h 23m

London

Mon 5/11

12:20 pm-9:00 pm

1 stop11h 40m

$481

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Thu 5/14

6:05 pm-5:20 am

1 stop8h 15m

London

Sun 5/17

6:10 am-11:20 am

2 stops32h 10m

$508

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Thu 5/14

6:05 pm-5:20 am

1 stop8h 15m

London

Sun 5/17

6:10 am-12:25 pm

1 stop9h 15m

$514

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Mon 5/4

7:30 am-5:33 pm

1 stop7h 03m

London

Mon 5/11

12:20 pm-7:20 pm

1 stop10h 00m

$517

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Wed 5/6

7:30 am-5:33 pm

1 stop7h 03m

London

Wed 5/13

9:30 am-3:35 pm

1 stop9h 05m

$518

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Thu 5/14

4:30 pm-11:43 am

1 stop16h 13m

London

Sun 5/17

5:10 am-10:55 am

1 stop8h 45m

$520

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Wed 5/6

7:30 am-5:33 pm

1 stop7h 03m

London

Wed 5/13

12:20 pm-7:59 pm

2 stops10h 39m

$527

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Mon 5/4

7:30 am-8:53 am

3 stops22h 23m

London

Mon 5/11

12:20 pm-9:29 pm

2 stops12h 09m

$536
Quickest round-trip

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles Los Angeles

Sun 5/24

10:35 pm-8:53 am

1 stop7h 18m

London

Thu 5/28

5:10 am-10:55 am

1 stop8h 45m

$548

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from Los Angeles to London, 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 airlines fly to London, Ontario?

Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to London, Ontario from Los Angeles according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 8 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Los Angeles to London, Ontario

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

Cheap Los Angeles to London, Ontario (LAX to YXU) flight deals and tips

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

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from Los Angeles to London, Ontario takes 14h 05m
There are no direct flights from Los Angeles to London, Ontario. There are no popular flight routes from Los Angeles to London, Ontario.
Search flight deals

  • How far is Los Angeles Los Angeles to London by plane?

    There are 2077.0 mi between Los Angeles Los Angeles and London. By plane, this route typically takes 14h 05m.

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

    Prices for flights from Los Angeles Los Angeles Airport to London Airport were last updated today.

  • How many operators does momondo search for flights from Los Angeles Los Angeles Airport to London Airport?

  • How old do you have to be to fly from Los Angeles Los Angeles Airport to London Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Los Angeles Los Angeles Airport to London Airport.

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

    The necessary travel and health documents for your London 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 Los Angeles to London, Ontario?

Best airlines flying from Los Angeles to London, Ontario

Compare and see reviews for airlines that fly from Los Angeles to London, Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $307Free CancellationRating
7.1
10,834 reviews
Search Air Canada flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Grand Bend
Port Stanley

Why use momondo?

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

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 London from Los Angeles.

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

Yes. All flights to London from Los Angeles on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Los Angeles to London?

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 London from Los Angeles.

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

If you are not ready to book a flight from Los Angeles to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London, Ontario trip

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