HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
California

$337+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from London to California with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 3, 2025.

Round-trip from

$507
(Booking.com)

One-way from

$337
(Connections by easyJet)

Popular in

August

Cheapest in

February

Average price

$792

Good round-trip deal

$451 or less

Good one-way deal

$308 or less
From London (LON) to California
Search Deals
One-way flight from London (LON) to California
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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

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 July 3, 2025.

This Booking.com deal was found by Cheapflights users on 7/1. 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.
Wed 9/39:20 pmLGW - LAX
1 stop21h 35mMultiple Airlines
Thu 9/114:30 pmLAX - LGW
Nonstop10h 25mMultiple Airlines
Deal found 7/1$507
This Mytrip deal was found by Cheapflights users on 7/1. 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.
Sun 8/247:25 amLHR - LAX
1 stop15h 50mLufthansa
Tue 9/92:55 pmLAX - LHR
1 stop13h 45mLufthansa
Deal found 7/1$508
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 8/2210:55 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Thu 9/114:30 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Deal found 7/1$508
This Connections by easyJet deal was found by Cheapflights users on 7/3. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:05 amLTN - LAX
1 stop21h 00mMultiple Airlines
Wed 9/179:25 pmLAX - LTN
1 stop17h 10mMultiple Airlines
Deal found 7/3$512
This Gotogate deal was found by Cheapflights users on 7/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:55 amLHR - LAX
1 stop16h 20mMultiple Airlines
Sun 9/217:35 pmLAX - LHR
1 stop18h 10mMultiple Airlines
Deal found 7/3$513
This Mytrip deal was found by Cheapflights users on 7/3. 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.
Wed 9/109:25 amLCY - LAX
1 stop15h 05mSWISS
Wed 9/247:35 pmLAX - LCY
1 stop13h 40mSWISS
Deal found 7/3$515
This Mytrip deal was found by Cheapflights users on 7/1. 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.
Mon 8/255:00 pmLHR - LAX
1 stop31h 20mScandinavian Airlines
Sun 9/77:30 pmLAX - LHR
1 stop18h 10mScandinavian Airlines
Deal found 7/1$516
This oojo deal was found by Cheapflights users on 7/3. 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.
Fri 9/266:00 amLHR - LAX
1 stop16h 35mTAP AIR PORTUGAL
Tue 9/304:40 pmLAX - LHR
1 stop22h 15mTAP AIR PORTUGAL
Deal found 7/3$520
This Netflights deal was found by Cheapflights users on 7/2. 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.
Fri 9/123:05 pmLGW - LAX
1 stop25h 59mBritish Airways
Tue 9/167:00 amLAX - LGW
1 stop17h 10mBritish Airways
Deal found 7/2$521
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/1. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/254:25 pmLGW - LAX
1 stop30h 15mTAP AIR PORTUGAL
Sun 9/74:40 pmLAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 7/1$525
This Flightnetwork deal was found by Cheapflights users on 7/2. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:40 amLHR - LAX
1 stop15h 50mSWISS
Tue 9/97:35 pmLAX - LHR
1 stop28h 20mSWISS
Deal found 7/2$528
This Mytrip deal was found by Cheapflights users on 7/2. 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.
Thu 8/289:25 amLCY - LAX
1 stop15h 05mMultiple Airlines
Wed 9/106:40 pmLAX - LCY
1 stop13h 45mMultiple Airlines
Deal found 7/2$533

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 July 3, 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

LGW - LAX

LGWLAX

London Gatwick

Wed 9/3

9:20 pm-10:55 am

1 stop21h 35m

Los Angeles

Thu 9/11

4:30 pm-10:55 am

Nonstop10h 25m

$507

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 8/24

7:25 am-3:15 pm

1 stop15h 50m

Los Angeles

Tue 9/9

2:55 pm-12:40 pm

1 stop13h 45m

$508

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 8/22

10:55 am-2:10 pm

Nonstop11h 15m

Los Angeles

Thu 9/11

4:30 pm-10:55 am

Nonstop10h 25m

$508

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Fri 9/12

6:05 am-7:05 pm

1 stop21h 00m

Los Angeles

Wed 9/17

9:25 pm-10:35 pm

1 stop17h 10m

$512

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 9/17

6:55 am-3:15 pm

1 stop16h 20m

Los Angeles

Sun 9/21

7:35 pm-9:45 pm

1 stop18h 10m

$513

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Wed 9/10

9:25 am-4:30 pm

1 stop15h 05m

Los Angeles

Wed 9/24

7:35 pm-5:15 pm

1 stop13h 40m

$515

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 8/25

5:00 pm-4:20 pm

1 stop31h 20m

Los Angeles

Sun 9/7

7:30 pm-9:40 pm

1 stop18h 10m

$516

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 9/26

6:00 am-2:35 pm

1 stop16h 35m

Los Angeles

Tue 9/30

4:40 pm-10:55 pm

1 stop22h 15m

$520

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 9/12

3:05 pm-9:04 am

1 stop25h 59m

Los Angeles

Tue 9/16

7:00 am-8:10 am

1 stop17h 10m

$521

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Mon 8/25

4:25 pm-2:40 pm

1 stop30h 15m

Los Angeles

Sun 9/7

4:40 pm-9:45 am

1 stop33h 05m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 60 results
1
2
3
...
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, 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 $326). 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 July 3, 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 July 3, 2025.

The most flights from LON to USCA are scheduled on a Wednesday (54 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (45 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 July 3, 2025.
Read through reviews of airlines operating flights from London to California, such as Delta, Alaska Airlines, and KLM. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
809 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,306 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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 $350 on Norse Atlantic UK. Other airlines that offer cheap prices include A.P.G. from $400 and Aer Lingus from $516 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 City - Los Angeles.

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

    Consider SriLankan Airlines (94%), KLM (88%) or Air France (88%) 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 $3,563 for a flight from London to California. The cheapest flight overall is $513 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $453.

  • 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 $326). 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 London to California

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Gatwick to LaGuardia flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Manchester to John F Kennedy Intl flights
Heathrow to Boston flights
Gatwick to Boston flights
Heathrow to Miami flights
Heathrow to Orlando flights
Stansted to Newark flights
Heathrow to San Francisco flights
Heathrow to O'Hare Intl flights
Manchester to Orlando flights
Luton to Newark flights
Gatwick to Stewart flights
Heathrow to Seattle flights
Luton to Stewart flights
Heathrow to Dulles Intl flights
Gatwick to Orlando flights
Manchester to Newark flights
London City to Los Angeles flights
Heathrow to Las Vegas flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Atlanta flights
Heathrow to Baltimore flights
London City to Boston flights
Heathrow to Hobby flights
Gatwick to Miami flights
Gatwick to Los Angeles flights
London City to Miami flights
Manchester to LaGuardia flights
Heathrow to Portland flights
Gatwick to San Francisco flights
Heathrow to Denver flights
Heathrow to Tampa flights
London City to San Francisco flights
Heathrow to George Bush Intcntl flights
Heathrow to Reagan-National flights
Luton to Los Angeles flights
Edinburgh to Newark flights
Edinburgh to John F Kennedy Intl flights

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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$381Average$644FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$501Average$753FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$509Average$695FlexibilityNo cancel feeOn-time70%
FinnairCheapest$510Average$816FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$510Average$762FlexibilityNo cancel feeOn-time78%
Brussels AirlinesCheapest$512Average$703FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$518Average$755FlexibilityNo cancel feeOn-time77%
DeltaCheapest$522Average$705FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$523Average$776FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$539Average$866FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.