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$386+ Cheap flights from Los Angeles (LAX) to London, ON (YXU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YXU
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Los Angeles to London

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to London (YXU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 30, 2025.

Round-trip from

$386
(Air Canada)

Popular in

July

Cheapest in

May

Average price

$558
From Los Angeles to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Los Angeles to London

Cheapest flights from Los Angeles to London
Explore the most affordable flight options available from Los Angeles to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Air Canada deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/259:55 pmLAX - YXU
1 stop8h 22mAir Canada
lun. 9/13:40 pmYXU - LAX
1 stop8h 13mAir Canada
Deal found 7/28$386
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:05 pmLAX - YXU
1 stop8h 07mWestJet
jue. 9/186:00 amYXU - LAX
2 stops17h 21mWestJet
Deal found 7/28$398
This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1111:30 amLAX - YXU
2 stops14h 42mMultiple Airlines
jue. 9/188:00 pmYXU - LAX
2 stops17h 45mMultiple Airlines
Deal found 7/28$400
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1012:56 amLAX - YXU
2 stops11h 21mUnited Airlines
jue. 9/186:10 amYXU - LAX
1 stop9h 18mUnited Airlines
Deal found 7/28$578
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/3111:30 amLAX - YXU
1 stop30h 30mFlair Airlines
mié. 8/69:45 pmYXU - LAX
1 stop16h 00mFlair Airlines
Deal found 7/28$937
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/302:10 pmLAX - YXU
2 stops12h 04mDelta
mié. 8/66:00 amYXU - LAX
2 stops17h 19mDelta
Deal found 7/28$1,861

Cheapflights Fare Finder

 
Customize your flight search to find flights from Los Angeles to London 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, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
Use the filters below to find and compare flights from Los Angeles to London that are best for you.

Fly from

Los Angeles

Fly to

London

Route

Depart

Return

Price

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

lun. 8/25

9:55 pm-9:17 am

1 stop8h 22m

London

lun. 9/1

3:40 pm-8:53 pm

1 stop8h 13m

$386

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

jue. 9/11

6:05 pm-5:12 am

1 stop8h 07m

London

jue. 9/18

6:00 am-8:21 pm

2 stops17h 21m

$398

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

jue. 9/11

11:30 am-5:12 am

2 stops14h 42m

London

jue. 9/18

8:00 pm-10:45 am

2 stops17h 45m

$400

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

mié. 9/10

12:56 am-3:17 pm

2 stops11h 21m

London

jue. 9/18

6:10 am-12:28 pm

1 stop9h 18m

$578

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Los Angeles to London

Have a flexible travel schedule? Discover the best time to fly to London from Los Angeles with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to London

How much does it cost to fly round-trip from Los Angeles to London, Ontario?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated julio 30, 2025.
Peruse reviews from past customers who have flown with United Airlines, WestJet, and Air Canada from Los Angeles to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,975 reviews
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,837 reviews
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Los Angeles to London, Ontario round-trip?

    Currently priced at $386, Air Canada will fly you from Los Angeles to London, Ontario and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from WestJet and United Airlines - these airlines can fly you to your destination from $398 and $578, respectively.

  • Can I find deals for flights from Los Angeles to London that include hotel bookings?

    Yes. In addition to deals on Los Angeles to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to London.

  • Can I find deals for business class flights from Los Angeles to London?

    Yes. Cheapflights offers flight deals from Los Angeles to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Book flights to London if you plan to visit one of these locations
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Alternative routes for Los Angeles to London

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Top 2 airlines flying from Los Angeles to London

Discover the top 2 airlines that operate flights from Los Angeles to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$138Average$438FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$183Average$338FlexibilityNo cancel feeOn-time69%

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