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$322+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from London to California

Keep the following information in mind while searching for London to California flight deals. Data was last updated September 16, 2025.

Round-trip from

$476
(TravelUp)

One-way from

$322
(LEVEL)

Popular in

December

Cheapest in

September

Average price

$545

Good round-trip deal

$436 or less

Good one-way deal

$316 or less
From London (LON) to California
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One-way flight from London (LON) to California
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Highest demand for flights based on searches. 3% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from London (LON) to California.
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Price to beat on a one-way flight from London (LON) to California.
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Find 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 September 16, 2025.

This TravelUp deal was found by Cheapflights users on 9/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:55 pmLHR - LAX
1 stop22h 55mVirgin Atlantic
Wed 10/153:30 pmLAX - LHR
Nonstop10h 30mVirgin Atlantic
Deal found 9/15$476
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:55 amLHR - LAX
1 stop16h 20mLufthansa
Thu 10/24:40 pmLAX - LHR
Nonstop10h 30mLufthansa
Deal found 9/14$477
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:00 amLHR - LAX
1 stop15h 35mMultiple Airlines
Wed 11/57:00 pmLAX - LHR
Nonstop10h 30mMultiple Airlines
Deal found 9/14$478
This Norse Atlantic Airways deal was found by Cheapflights users on 9/14. 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 Norse Atlantic Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/209:50 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Wed 9/244:30 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Deal found 9/14$478
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:50 amLHR - LAX
1 stop17h 35mAer Lingus
Tue 10/78:15 pmLAX - LHR
1 stop16h 05mAer Lingus
Deal found 9/13$479
This Netflights deal was found by Cheapflights users on 9/14. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/83:05 pmLGW - LAX
1 stop25h 58mBritish Airways
Tue 10/217:00 amLAX - LGW
1 stop17h 10mBritish Airways
Deal found 9/14$479
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:55 amLHR - LAX
1 stop16h 20mLufthansa
Sun 9/284:40 pmLAX - LHR
Nonstop10h 30mLufthansa
Deal found 9/14$480
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 9/266:00 amLHR - LAX
1 stop15h 05mAustrian Airlines
Fri 10/38:25 amLAX - LHR
1 stop13h 55mAustrian Airlines
Deal found 9/14$481
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:00 amLHR - LAX
1 stop18h 30mMultiple Airlines
Sun 10/124:40 pmLAX - LHR
Nonstop10h 30mMultiple Airlines
Deal found 9/14$482
This TravelUp deal was found by Cheapflights users on 9/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3011:20 amLHR - LAX
Nonstop11h 15mVirgin Atlantic
Sat 11/84:35 pmLAX - LHR
Nonstop10h 20mVirgin Atlantic
Deal found 9/15$483
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:50 amLHR - LAX
1 stop17h 40mAer Lingus
Fri 11/78:15 pmLAX - LHR
1 stop15h 35mAer Lingus
Deal found 9/14$484
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/232:30 pmLHR - LAX
Nonstop11h 15mVirgin Atlantic
Sun 9/2810:50 pmLAX - LHR
Nonstop10h 25mVirgin Atlantic
Deal found 9/14$485

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 September 16, 2025.
Use the filters below to find and compare flights from London to California that are best for you.

Fly from

London

Fly to

California

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 11/8

9:00 am-4:35 pm

1 stop15h 35m

Los Angeles

Wed 11/12

7:00 pm-1:30 pm

Nonstop10h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 11/21

9:00 am-4:35 pm

1 stop15h 35m

Los Angeles

Sun 11/30

7:00 pm-1:30 pm

Nonstop10h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 11/5

9:00 am-4:35 pm

1 stop15h 35m

Los Angeles

Mon 11/10

7:00 pm-1:30 pm

Nonstop10h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 3/10

9:00 am-5:35 pm

1 stop15h 35m

Los Angeles

Wed 3/25

8:00 pm-1:30 pm

Nonstop10h 30m

$491

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 10/7

8:45 am-4:30 pm

1 stop15h 45m

Los Angeles

Fri 10/17

4:40 pm-11:10 am

Nonstop10h 30m

$491

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 11/22

9:00 am-4:35 pm

1 stop15h 35m

Los Angeles

Sun 12/7

12:55 am-7:30 am

1 stop22h 35m

$491

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 1/20

9:00 am-4:35 pm

1 stop15h 35m

Los Angeles

Mon 1/26

7:00 pm-1:30 pm

Nonstop10h 30m

$492

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 10/1

6:00 am-1:05 pm

1 stop15h 05m

Los Angeles

Sun 11/23

7:00 pm-1:30 pm

Nonstop10h 30m

$494

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 2/17

4:30 pm-11:43 pm

1 stop15h 13m

Ontario

Sat 2/21

5:03 pm-1:15 pm

1 stop12h 12m

$514

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Wed 3/11

1:30 pm-5:35 pm

1 stop35h 05m

Los Angeles

Sun 3/15

8:10 pm-6:40 pm

1 stop15h 30m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from London to California (average of $246). Flying from London to California in March is currently the most expensive (average of $325). 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 September 16, 2025.

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 September 16, 2025.

The most flights from LON to USCA are scheduled on a Sunday (55 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (53 on average).

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

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 September 16, 2025.
Read through reviews of airlines operating flights from London to California, such as United Airlines, Virgin Atlantic, and American Airlines. 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
8,924 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Virgin Atlantic
7.4
Good
664 reviews
United Airlines
7.4
Good
8,924 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,924 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
7,363 reviews
United Airlines
7.4
Good
8,924 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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?

    United Airlines, British Airways, and SWISS can get you from London to California in just under 15h 13m. Your travel time can differ by up to 19h 52m. The distance between London and California is about 5407 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 $323 on LEVEL. Other airlines that offer cheap prices include Norse Atlantic UK from $352 and British Airways from $406 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, London Heathrow - San Francisco and London Heathrow - Las Vegas Harry Reid Intl.

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

    Consider SriLankan Airlines (89%), Aeromexico (86%) or KLM (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 $4,867 for a flight from London to California. The cheapest flight overall is $518 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $408.

  • 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, January is the cheapest month in which you can book a flight from London to California (average of $246). Flying from London to California in March is currently the most expensive (average of $325). 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

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Alternative routes for London to California

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$381Average$558FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$416Average$816FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$501Average$741FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$509Average$716FlexibilityNo cancel feeOn-time70%
Austrian AirlinesCheapest$509Average$762FlexibilityNo cancel feeOn-time78%
FinnairCheapest$510Average$816FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$512Average$701FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$518Average$764FlexibilityNo cancel feeOn-time77%
DeltaCheapest$524Average$744FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$524Average$711FlexibilityNo cancel feeOn-time76%

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