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Cheap flights from the United Kingdom to California from £248

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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
9 Jul — 16 Jul1
1 adult

Cheap flight deals from United Kingdom to California

Keep the following information in mind while searching for United Kingdom to California flight deals. Data was last updated 4 July 2025.

Round-trip from

£372

One-way from

£250

Popular in

August

Cheapest in

February

Average price

£580

Good round-trip deal

£377 or less

Good one-way deal

£200 or less
6/9-22/9
  • 6/9-22/9
  • 1 total stop
  • 36h 42m total
  • United Kingdom to California
8/9
  • 8/9
  • 2 total stops
  • 33h 37m total
  • United Kingdom to California
Highest demand for flights based on searches. 9% potential increase in price (£38 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from United Kingdom to California.
Price to beat on a one-way flight from United Kingdom to California.

Find flight deals from United Kingdom to California

Cheapest flights from United Kingdom to California
Explore the most affordable flight options available from United Kingdom to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Sun 24/807:25LHR - LAX
1 stop15h 50mLufthansa
Tue 9/914:55LAX - LHR
1 stop13h 45mLufthansa
Deal found 1/7£372
Sat 6/910:25LGW - LAX
Nonstop11h 15mA.P.G.
Mon 22/915:05LAX - LGW
Nonstop10h 25mA.P.G.
Deal found 3/7£372
Tue 7/1014:00LGW - LAX
1 stop26h 28mMultiple Airlines
Mon 13/1014:20LAX - LGW
1 stop35h 40mMultiple Airlines
Deal found 2/7£373
Sat 23/810:45LGW - LAX
Nonstop11h 15mNorse Atlantic UK
Wed 27/816:30LAX - LGW
Nonstop10h 25mNorse Atlantic UK
Deal found 4/7£374
Fri 12/906:05LTN - LAX
1 stop21h 00mMultiple Airlines
Wed 17/921:25LAX - LTN
1 stop17h 10mMultiple Airlines
Deal found 3/7£375
Wed 17/906:55LHR - LAX
1 stop16h 20mMultiple Airlines
Sun 21/919:35LAX - LHR
1 stop18h 10mMultiple Airlines
Deal found 3/7£376
Wed 10/909:25LCY - LAX
1 stop15h 05mSWISS
Wed 24/919:35LAX - LCY
1 stop13h 40mSWISS
Deal found 3/7£377
Mon 25/817:00LHR - LAX
1 stop31h 20mScandinavian Airlines
Sun 7/919:30LAX - LHR
1 stop18h 10mScandinavian Airlines
Deal found 1/7£378
Fri 26/906:00LHR - LAX
1 stop16h 35mTAP AIR PORTUGAL
Tue 30/916:40LAX - LHR
1 stop22h 15mTAP AIR PORTUGAL
Deal found 3/7£381
Fri 12/915:05LGW - LAX
1 stop25h 59mBritish Airways
Tue 16/907:00LAX - LGW
1 stop17h 10mBritish Airways
Deal found 2/7£382
Thu 4/908:40LHR - LAX
1 stop15h 50mSWISS
Tue 9/919:35LAX - LHR
1 stop28h 20mSWISS
Deal found 2/7£387
Thu 28/809:25LCY - LAX
1 stop15h 05mMultiple Airlines
Wed 10/918:40LAX - LCY
1 stop13h 45mMultiple Airlines
Deal found 2/7£391

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom 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 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from the United Kingdom to California that are best for you.

Fly from

United Kingdom

Fly to

California

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 24/8

07:25-15:15

1 stop15h 50m

Los Angeles

Tue 9/9

14:55-12:40

1 stop13h 45m

£372

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Sat 6/9

10:25-13:40

Nonstop11h 15m

Los Angeles

Mon 22/9

20:53-06:20

1 stop25h 27m

£372

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Sat 23/8

10:45-14:00

Nonstop11h 15m

Los Angeles

Wed 27/8

16:30-10:55

Nonstop10h 25m

£374

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Fri 12/9

06:05-19:05

1 stop21h 00m

Los Angeles

Wed 17/9

21:25-22:35

1 stop17h 10m

£375

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 17/9

06:55-15:15

1 stop16h 20m

Los Angeles

Sun 21/9

19:35-21:45

1 stop18h 10m

£376

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Wed 10/9

09:25-16:30

1 stop15h 05m

Los Angeles

Wed 24/9

19:35-17:15

1 stop13h 40m

£377

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 25/8

17:00-16:20

1 stop31h 20m

Los Angeles

Sun 7/9

19:30-21:40

1 stop18h 10m

£378

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 26/9

06:00-14:35

1 stop16h 35m

Los Angeles

Tue 30/9

16:40-22:55

1 stop22h 15m

£381

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 12/9

15:05-09:04

1 stop25h 59m

Los Angeles

Tue 16/9

07:00-08:10

1 stop17h 10m

£382

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 11/9

07:30-17:05

1 stop17h 35m

Los Angeles

Fri 3/10

13:25-08:00

Nonstop10h 35m

£391

Flights are sorted by cheapest return flights first.

Deals found on 4/7

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to California

Have a flexible travel schedule? Discover the best time to fly to California from United Kingdom with our price prediction graph.
Estimated return 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 the United Kingdom to California

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

Currently, January is the cheapest month in which you can book a flight from United Kingdom to California (average of £575). Flying from United Kingdom to California in July is currently the most expensive (average of £811). 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 GB to CA?

Find hourly flight availability from United Kingdom 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 4 July 2025.

When flying from United Kingdom 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 United Kingdom to California

Explore weekly flight availability from United Kingdom 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 4 July 2025.

The most flights from GB0 to USCA are scheduled on a Friday (54 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (45 on average).

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 4 July 2025.
Get a feel of what it's like to fly with Delta, Alaska Airlines, andKLM from the United Kingdom to California by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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
8.0
Very Good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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 United Kingdom to California. 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 to fly from United Kingdom to California one-way?

    To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at £256. A.P.G. flights start at £293 while deals on Aer Lingus start at £378 one-way.

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

    Yes. In addition to deals on United Kingdom to California flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to California?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to California?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to California (average of £575). Flying from United Kingdom to California in July is currently the most expensive (average of £811). 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.

Alternative routes for United Kingdom to California

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from United Kingdom to California

Discover the top 10 airlines that operate flights from United Kingdom 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 858,174 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£234Average£556FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
SWISSCheapest£273Average£505FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air FranceCheapest£310Average£563FlexibilityNo cancel feeOn-time77%
Search Air France flights
Norse Atlantic UKCheapest£318Average£516FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
TAP AIR PORTUGALCheapest£341Average£528FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Brussels AirlinesCheapest£348Average£475FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
United AirlinesCheapest£352Average£600FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Austrian AirlinesCheapest£352Average£478FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
FinnairCheapest£353Average£533FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£368Average£555FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to California?

Cheapflights makes it easy to find United Kingdom to California flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to California?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from United Kingdom to California for you. Better yet — we are completely free to use.

Can Cheapflights find flights from United Kingdom to California with no change fees?

Certainly. Search results for flights to California from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from United Kingdom to California become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom to California flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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