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$503+ Cheap flights from London (LON) to California

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
Jun 28 — Jul 51
Sun 6/28
Sun 7/5
1 adult, Economy
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Cheap flight deals from London to California

Cheapest flights from London to California
Explore the most affordable flight options available from London to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.

This Globehunters deal was found by Cheapflights users on 5/26. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:25 pm
LHR
-
LAX
1 stop26h 50m
Lufthansa
Mon 10/196:40 pm
LAX
-
LHR
1 stop15h 00m
Lufthansa
Deal found 5/26$649
This Globehunters deal was found by Cheapflights users on 5/25. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:45 am
LHR
-
LAX
1 stop20h 48m
Multiple Airlines
Sat 10/107:30 am
LAX
-
LHR
1 stop20h 20m
Multiple Airlines
Deal found 5/25$650
This ChecknFly deal was found by Cheapflights users on 5/23. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:35 pm
LGW
-
LAX
1 stop29h 55m
SWISS
Tue 10/67:35 pm
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 5/23$650
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:15 am
LCY
-
LAX
1 stop15h 20m
SWISS
Tue 11/247:10 pm
LAX
-
LCY
1 stop13h 55m
SWISS
Deal found 5/26$651
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:40 am
LHR
-
LAX
2 stops18h 21m
Lufthansa
Sun 11/295:30 pm
LAX
-
LHR
1 stop17h 05m
Lufthansa
Deal found 5/26$651
This ChecknFly deal was found by Cheapflights users on 5/25. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:25 am
LGW
-
LAX
1 stop15h 05m
SWISS
Tue 9/157:35 pm
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 5/25$651
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:30 am
LHR
-
LAX
2 stops21h 04m
Lufthansa
Sat 9/128:15 am
LAX
-
LHR
1 stop16h 15m
Lufthansa
Deal found 5/26$652
This The Travel House deal was found by Cheapflights users on 5/26. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:40 pm
LGW
-
LAX
1 stop29h 55m
SWISS
Mon 11/307:10 pm
LAX
-
LGW
1 stop14h 40m
SWISS
Deal found 5/26$652
This Air Canada deal was found by Cheapflights users on 5/26. 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.
Thu 9/249:30 am
LHR
-
LAX
2 stops19h 56m
Multiple Airlines
Thu 10/82:35 pm
LAX
-
LHR
1 stop14h 45m
Multiple Airlines
Deal found 5/26$653
This The Travel House deal was found by Cheapflights users on 5/26. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:35 pm
LGW
-
LAX
1 stop29h 55m
SWISS
Mon 10/57:35 pm
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 5/26$653
This Cheapflightsfares deal was found by Cheapflights users on 5/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:00 am
LHR
-
LAX
1 stop15h 05m
Austrian Airlines
Wed 10/78:17 am
LAX
-
LHR
1 stop14h 38m
Austrian Airlines
Deal found 5/25$654
This ChecknFly deal was found by Cheapflights users on 5/26. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:35 pm
LGW
-
LAX
1 stop29h 55m
SWISS
Thu 9/247:35 pm
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 5/26$654

Find flight deals from London to California

Keep the following information in mind while searching for London to California flight deals. Data was last updated May 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$649
(Globehunters)

One-way from

$503
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$643

Good round-trip deal

$701 or less

Good one-way deal

$393 or less
Provider with most accurate pricing for London (LON)-Los Angeles Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Los Angeles Los Angeles flights.
Search Deals
From London (LON) to California
Search Deals
One-way flight from London (LON) to California
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to California.
Search Deals
Price to beat on a one-way flight from London (LON) to California.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to California 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 May 29, 2026.
Use the filters below to find and compare flights from London to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 9/16

1:05 pm-4:25 pm

Nonstop11h 20m

Los Angeles Los Angeles

Sun 9/27

3:40 pm-10:10 am

Nonstop10h 30m

$683

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 10/3

2:50 pm-8:52 pm

1 stop14h 02m

Ontario

Sat 10/10

4:03 pm-2:10 pm

1 stop14h 07m

$686

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/4

4:15 pm-10:59 pm

1 stop14h 44m

Ontario

Mon 9/14

1:56 pm-11:10 am

1 stop13h 14m

$686

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/11

10:35 am-6:11 pm

1 stop15h 36m

Ontario

Mon 9/21

1:18 pm-9:40 am

1 stop12h 22m

$687

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 9/6

1:40 pm-9:59 pm

1 stop16h 19m

Ontario

Mon 9/14

1:18 pm-9:40 am

1 stop12h 22m

$689

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 8/19

10:05 am-6:47 pm

1 stop16h 42m

Ontario

Wed 9/2

10:29 am-9:00 am

1 stop14h 31m

$711

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 8/19

6:00 am-1:05 pm

1 stop15h 05m

Los Angeles Los Angeles

Tue 9/8

2:15 pm-11:55 am

1 stop13h 40m

$718

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 6/7

8:40 am-2:45 pm

1 stop14h 05m

Los Angeles Los Angeles

Fri 7/10

8:30 pm-5:30 pm

1 stop13h 00m

$738

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 6/24

11:45 am-11:45 am

1 stop32h 00m

San Francisco

Mon 7/13

8:55 am-6:45 am

1 stop13h 50m

$750

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 8/28

9:15 pm-2:40 pm

2 stops25h 25m

Los Angeles Los Angeles

Tue 9/1

4:45 pm-9:45 am

1 stop33h 00m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/27

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from London to California

Have a flexible travel schedule? Discover the best time to fly to California from London 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 London to California

What is the cheapest month to book a flight from London to California?

Currently, September is the cheapest month in which you can book a flight from London to California (average of $563). Flying from London to California in December is currently the most expensive (average of $796). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to CA?

Find hourly flight availability from London to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 29, 2026.

When flying from London to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to California

Explore weekly flight availability from London to California. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 29, 2026.

The most flights from LON to USCA are scheduled on a Wednesday (53 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (35 on average).

How much does it cost to fly round-trip from London to California?

How far ahead should I book a flight from London to California?

The price you pay for your flight from London to California may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated May 29, 2026.
Read through reviews of airlines operating flights from London to California, such as Virgin Atlantic,United Airlines, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
689 reviews

Entertainment

7.5

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
689 reviews
Virgin Atlantic
7.5
Good
689 reviews

Entertainment

7.5

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.4
Good
9,762 reviews
Virgin Atlantic
7.5
Good
689 reviews

Entertainment

7.5

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
American Airlines
7.1
Good
11,643 reviews
Virgin Atlantic
7.5
Good
689 reviews

Entertainment

7.5

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,034 reviews
Virgin Atlantic
7.5
Good
689 reviews

Entertainment

7.5

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,009 reviews
Virgin Atlantic
7.5
Good
689 reviews

Entertainment

7.5

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

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

  • How long is the flight from London to California?

    Austrian Airlines, United Airlines, and Iberia can get you from London to California in just under 11h 20m. Your travel time can differ by up to 5h 22m. The distance between London and California is about 5439 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London to California one-way?

    One-way options have recently been found by users for as low as $248 on Norse Atlantic UK. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $352 and Virgin Atlantic from $429 one-way.

  • What are the most popular routes from London to California?

    The most popular flight routes from London to California are London Heathrow - Los Angeles Los Angeles, London Heathrow - San Francisco and London Gatwick - Los Angeles Los Angeles.

  • What are the most reliable airlines from London to California?

    Consider KLM (86%), Air France (86%) or Delta (86%) when booking your flight. These represent the most reliable airlines when flying from London to California.

  • What are the cheapest flights from London to California?

    On average you can expect to pay $4,858 for a flight from London to California. The cheapest flight overall is $606 while the most popular route, (London Heathrow - Los Angeles Los Angeles) is currently priced at $510.

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

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

  • How can I find direct flights from London to California?

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

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

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

  • What is the cheapest month to book a flight from London to California?

    Currently, September is the cheapest month in which you can book a flight from London to California (average of $563). Flying from London to California in December is currently the most expensive (average of $796). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from London to California

Discover the top 10 airlines that operate flights from London to California. 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 May 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$348Average$729FlexibilityNo cancel feeOn-time77%
Norse Atlantic UKCheapest$381Average$559FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$396Average$825FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$416Average$665FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$449Average$494FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$468Average$622FlexibilityNo cancel feeOn-time76%
FinnairCheapest$487Average$782FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$494Average$794FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$513Average$768FlexibilityNo cancel feeOn-time70%
Austrian AirlinesCheapest$514Average$659FlexibilityNo cancel feeOn-time78%

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