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Cheap flights from Los Angeles to London from $353

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to London departing on 6/19. 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.
WestJet Logo
1:15 pm - 4:45 pm
LAX
-
YXU
24h 30m
1 stop
WestJet Logo
2:40 pm - 10:05 pm
YXU
-
LAX
10h 25m
2 stops
$353WestJet
Fri, Jun 19 - Tue, Jun 23
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
$367WestJet
Tue, Sep 22 - Sat, Sep 26
WestJet Logo
1:15 pm - 4:45 pm
LAX
-
YXU
24h 30m
1 stop
WestJet Logo
6:10 am - 5:10 pm
YXU
-
LAX
14h 00m
1 stop
$379WestJet
Fri, Jun 19 - Tue, Jun 23
Air Canada Logo
11:55 am - 9:40 pm
LAX
-
YXU
6h 45m
1 stop
Air Canada Logo
3:30 pm - 8:55 pm
YXU
-
LAX
8h 25m
1 stop
$384Air Canada
Tue, Sep 22 - Fri, Sep 25
Air Canada Logo
10:25 pm - 2:55 pm
LAX
-
YXU
13h 30m
2 stops
Air Canada Logo
3:30 pm - 8:55 pm
YXU
-
LAX
8h 25m
1 stop
$392Air Canada
Tue, Sep 22 - Fri, Sep 25
WestJet Logo
6:05 pm - 5:20 am
LAX
-
YXU
8h 15m
1 stop
WestJet Logo
6:10 am - 10:05 pm
YXU
-
LAX
18h 55m
1 stop
$398WestJet
Tue, Sep 22 - Sat, Sep 26
WestJet Logo
1:15 pm - 1:50 pm
LAX
-
YXU
45h 35m
2 stops
WestJet Logo
2:40 pm - 10:05 pm
YXU
-
LAX
10h 25m
2 stops
$405WestJet
Fri, Jun 19 - Tue, Jun 23
Air Canada Logo
10:25 pm - 2:55 pm
LAX
-
YXU
13h 30m
2 stops
Air Canada Logo
10:05 am - 9:26 pm
YXU
-
LAX
14h 21m
2 stops
$426Air Canada
Tue, Sep 22 - Fri, Sep 25
Air Canada Logo
11:55 am - 9:40 pm
LAX
-
YXU
6h 45m
1 stop
Air Canada Logo
3:30 pm - 10:18 pm
YXU
-
LAX
9h 48m
2 stops
$517Air Canada
Tue, Sep 22 - Sat, Sep 26
Air Canada Logo
11:55 am - 9:40 pm
LAX
-
YXU
6h 45m
1 stop
Air Canada Logo
5:40 am - 1:30 pm
YXU
-
LAX
10h 50m
2 stops
$518Air Canada
Tue, Sep 22 - Sat, Sep 26

WestJet flights from Los Angeles to London, Ontario

Our best WestJet deals on Los Angeles to London, Ontario flight tickets
WestJet
Jun 19
LAX1:15 pmLos Angeles
24h 30m
1 stop
YXU4:45 pmLondon
Jun 23
YXU2:40 pmLondon
10h 25m
2 stops
LAX10:05 pmLos Angeles
$353
WestJet
Sep 22
LAX6:05 pmLos Angeles
8h 15m
1 stop
YXU5:20 amLondon
Sep 26
YXU6:10 amLondon
9h 15m
1 stop
LAX12:25 pmLos Angeles
$367
WestJet
Jun 19
LAX1:15 pmLos Angeles
24h 30m
1 stop
YXU4:45 pmLondon
Jun 23
YXU6:10 amLondon
14h 00m
1 stop
LAX5:10 pmLos Angeles
$379

United Airlines flights from Los Angeles to London, Ontario

Our best United Airlines deals on Los Angeles to London, Ontario flight tickets
United Airlines
Jun 27
LAX6:45 pmLos Angeles
19h 47m
2 stops
YXU5:32 pmLondon
Jul 4
YXU5:10 amLondon
13h 24m
2 stops
LAX3:34 pmLos Angeles
$536
United Airlines
Jun 8
LAX5:10 amLos Angeles
13h 28m
2 stops
YXU9:38 pmLondon
Jun 15
YXU3:30 pmLondon
8h 30m
1 stop
LAX9:00 pmLos Angeles
$667
United Airlines
Jun 27
LAX4:30 pmLos Angeles
13h 47m
1 stop
YXU9:17 amLondon
Jul 4
YXU5:10 amLondon
10h 59m
2 stops
LAX1:09 pmLos Angeles
$707

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 May 13, 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

Fri 6/19

1:15 pm-4:45 pm

1 stop24h 30m

London

Tue 6/23

2:40 pm-10:05 pm

2 stops10h 25m

$353

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

6:05 pm-5:20 am

1 stop8h 15m

London

Sat 9/26

6:10 am-12:25 pm

1 stop9h 15m

$367

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Fri 6/19

1:15 pm-4:45 pm

1 stop24h 30m

London

Tue 6/23

6:10 am-5:10 pm

1 stop14h 00m

$379
Quickest round-trip

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

11:55 am-9:40 pm

1 stop6h 45m

London

Fri 9/25

3:30 pm-8:55 pm

1 stop8h 25m

$384

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

10:25 pm-2:55 pm

2 stops13h 30m

London

Fri 9/25

3:30 pm-8:55 pm

1 stop8h 25m

$392

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

6:05 pm-5:20 am

1 stop8h 15m

London

Sat 9/26

6:10 am-10:05 pm

1 stop18h 55m

$398

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Fri 6/19

1:15 pm-1:50 pm

2 stops45h 35m

London

Tue 6/23

2:40 pm-10:05 pm

2 stops10h 25m

$405

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

10:25 pm-2:55 pm

2 stops13h 30m

London

Fri 9/25

10:05 am-9:26 pm

2 stops14h 21m

$426

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

11:55 am-9:40 pm

1 stop6h 45m

London

Sat 9/26

3:30 pm-10:18 pm

2 stops9h 48m

$517

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 9/22

11:55 am-9:40 pm

1 stop6h 45m

London

Sat 9/26

5:40 am-1:30 pm

2 stops10h 50m

$518

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 50% 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

6h 45m

Direct flights

None
The fastest flight from Los Angeles to London, Ontario takes 6h 45m
There are no direct flights from Los Angeles to London, Ontario. There are no popular flight routes from Los Angeles to London, Ontario.
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Frequently asked questions about flying from Los Angeles to London, Ontario

  • How far is Los Angeles to London by plane?

    There are 2077.0 mi between Los Angeles and London. By plane, this route typically takes 6h 45m.

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

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

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

  • How old do you have to be to fly from 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 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
11,026 reviews
Search Air Canada flights
WestJetPriceFrom $322Free CancellationRating
7.2
3,334 reviews
Search WestJet 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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