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$432+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
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 January 14, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$464
(United Airlines)

One-way from

$432
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$597

Good round-trip deal

$625 or less

Good one-way deal

$386 or less
Provider with most accurate pricing for London (LON)-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Los Angeles flights.
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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 ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 14, 2026.

This United Airlines deal was found by Cheapflights users on 1/12. 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.
Thu 2/261:30 pm
LHR
-
ONT
2 stops17h 27m
United Airlines
Thu 3/56:15 am
ONT
-
LHR
1 stop17h 10m
United Airlines
Deal found 1/12$464
This United Airlines deal was found by Cheapflights users on 1/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/109:30 am
LHR
-
ONT
2 stops21h 23m
United Airlines
Tue 2/171:50 pm
ONT
-
LHR
1 stop14h 10m
United Airlines
Deal found 1/13$466
This United Airlines deal was found by Cheapflights users on 1/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:30 am
LHR
-
ONT
2 stops18h 37m
United Airlines
Fri 3/611:59 pm
ONT
-
LHR
2 stops22h 31m
United Airlines
Deal found 1/13$474
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Mon 4/279:30 am
LHR
-
ONT
2 stops20h 20m
United Airlines
Sat 5/96:54 pm
ONT
-
LHR
2 stops33h 26m
United Airlines
Deal found 1/12$480
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Sat 1/241:30 pm
LHR
-
ONT
2 stops17h 23m
United Airlines
Mon 2/21:24 pm
ONT
-
LHR
1 stop12h 16m
United Airlines
Deal found 1/12$483
This Cheapflightsfares deal was found by Cheapflights users on 1/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/294:55 pm
LHR
-
LAX
Nonstop11h 30m
British Airways
Sun 2/87:25 pm
LAX
-
LHR
Nonstop10h 35m
British Airways
Deal found 1/13$485
This Flysmarter deal was found by Cheapflights users on 1/13. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/411:50 am
LHR
-
LAX
Nonstop11h 30m
British Airways
Wed 2/189:00 pm
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 1/13$486
This TravelUp deal was found by Cheapflights users on 1/13. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3110:45 am
LHR
-
ONT
1 stop19h 03m
Virgin Atlantic
Wed 2/181:10 pm
ONT
-
LHR
1 stop12h 50m
Virgin Atlantic
Deal found 1/13$487
This Air Canada deal was found by Cheapflights users on 1/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/21:25 pm
LHR
-
LAX
2 stops34h 06m
Air Canada
Wed 2/117:35 am
LAX
-
LHR
1 stop16h 55m
Air Canada
Deal found 1/13$487
This TravelUp deal was found by Cheapflights users on 1/13. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3110:45 am
LHR
-
ONT
1 stop19h 03m
Virgin Atlantic
Mon 2/167:30 am
ONT
-
LHR
1 stop19h 00m
Virgin Atlantic
Deal found 1/13$488
This lol.travel deal was found by Cheapflights users on 1/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/51:30 pm
LCY
-
LAX
1 stop35h 05m
SWISS
Mon 2/97:10 pm
LAX
-
LCY
1 stop29h 35m
SWISS
Deal found 1/13$488
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/511:50 am
LHR
-
LAX
Nonstop11h 30m
British Airways
Thu 2/196:00 pm
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 1/13$488

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 January 14, 2026.
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

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 2/28

1:30 pm-12:38 pm

2 stops31h 08m

Ontario

Sat 3/7

11:59 pm-11:15 am

1 stop27h 16m

$466

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 5/7

7:25 am-3:15 pm

1 stop15h 50m

Los Angeles

Wed 7/8

8:05 am-6:30 am

1 stop14h 25m

$487

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 2/2

3:20 pm-6:45 pm

Nonstop11h 25m

Los Angeles

Sat 2/14

7:00 pm-1:30 pm

Nonstop10h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 3/1

11:50 am-3:20 pm

Nonstop11h 30m

Los Angeles

Sun 3/15

7:00 pm-12:30 pm

Nonstop10h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 2/5

3:20 pm-6:45 pm

Nonstop11h 25m

Los Angeles

Mon 2/9

7:00 pm-1:30 pm

Nonstop10h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 2/2

2:30 pm-9:08 pm

1 stop14h 38m

Los Angeles

Mon 2/16

7:00 am-7:30 am

1 stop16h 30m

$490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 1/31

3:20 pm-6:45 pm

Nonstop11h 25m

Los Angeles

Fri 2/13

9:30 pm-9:20 pm

1 stop15h 50m

$492

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 3/23

8:50 am-7:30 pm

1 stop17h 40m

Los Angeles

Wed 4/15

10:39 am-7:40 am

1 stop13h 01m

$494

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 3/11

11:20 am-3:35 pm

Nonstop11h 15m

Los Angeles

Thu 3/19

5:35 pm-10:55 am

Nonstop10h 20m

$507

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 1/26

2:25 pm-4:35 pm

2 stops34h 10m

Los Angeles

Mon 2/9

11:40 am-4:20 pm

2 stops20h 40m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

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, September is the cheapest month in which you can book a flight from London to California (average of $320). Flying from London to California in July is currently the most expensive (average of $531). 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 January 14, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 12% on flights from London to California by exploring options for tickets in the evening.

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 January 14, 2026.

The most flights from LON to USCA are scheduled on a Monday (50 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (34 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 January 14, 2026.
Read through reviews of airlines operating flights from London to California, such as Delta, Virgin Atlantic, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,040 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,040 reviews
Delta
7.9
Good
8,040 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,040 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,156 reviews
Delta
7.9
Good
8,040 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,118 reviews
Delta
7.9
Good
8,040 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
British Airways
6.7
Okay
7,671 reviews
Delta
7.9
Good
8,040 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 Lufthansa can get you from London to California in just under 11h 05m. Your travel time can differ by up to 20h 03m. The distance between London and California is about 5350 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 $239 on Norse Atlantic UK. Other airlines that offer cheap prices include A.P.G. from $314 and TAP AIR PORTUGAL from $352 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 (97%), Air Canada (93%) or Austrian Airlines (93%) 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 $4,924 for a flight from London to California. The cheapest flight overall is $477 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $333.

  • 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 $320). Flying from London to California in July is currently the most expensive (average of $531). 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$381Average$558FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$416Average$768FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$449Average$494FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$476Average$653FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$497Average$780FlexibilityNo cancel feeOn-time69%
DeltaCheapest$503Average$728FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$515Average$724FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$516Average$731FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$520Average$731FlexibilityNo cancel feeOn-time77%
Brussels AirlinesCheapest$530Average$703FlexibilityNo cancel feeOn-timeN/A

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