California

$460+ Cheap flights from London (LON) to California

LON — LAX
Dec 9 — Dec 161
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

Cheapest flights from London to California

Thu 11/266:00 am -
1 stop17h 15m
Sat 11/285:10 pm -
1 stop17h 45m
Deal found 11/5$525
Wed 11/184:35 pm -
1 stop30h 40m
Tue 11/245:10 pm -
1 stop32h 40m
Deal found 11/8$527
Mon 11/237:20 am -
1 stop32h 00m
Tue 12/89:20 am -
1 stop37h 10m
Deal found 11/8$530
Mon 11/236:40 am -
1 stop16h 10m
Sun 11/294:45 pm -
1 stop17h 45m
Deal found 11/6$532
Thu 11/196:00 am -
1 stop17h 15m
Sat 11/285:10 pm -
1 stop21h 30m
Deal found 11/8$533
Wed 11/181:40 pm -
1 stop33h 35m
Tue 11/245:10 pm -
1 stop16h 20m
Deal found 11/6$534
Thu 12/102:45 pm -
1 stop16h 10m
Thu 2/119:00 am -
1 stop19h 20m
Deal found 11/9$535
Wed 11/111:40 pm -
1 stop33h 35m
Tue 11/245:10 pm -
1 stop16h 20m
Deal found 11/4$536
Thu 11/126:00 am -
1 stop17h 15m
Tue 11/245:10 pm -
1 stop20h 25m
Deal found 11/4$537
Sat 11/216:00 am -
1 stop17h 15m
Sat 11/285:10 pm -
1 stop21h 30m
Deal found 11/4$539
Sat 11/212:45 pm -
1 stop15h 04m
Mon 2/157:00 am -
1 stop21h 20m
Deal found 11/9$540
Wed 11/186:30 pm -
1 stop28h 45m
Sat 11/285:10 pm -
1 stop21h 30m
Deal found 11/4$542

Find flight deals from London to California

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$525
(Flightnetwork)

One-way from

$460
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$669

Good round-trip deal

$685 or less

Good one-way deal

$393 or less
Provider with most accurate pricing for London (LON)-Los Angeles flight deals.
Provider most trusted by Cheapflights users for London (LON)-Los Angeles flights.
From London (LON) to California
One-way flight from London (LON) to California
Highest demand for flights based on searches. 1% potential increase in price ($13 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from London (LON) to California.
Price to beat on a one-way flight from London (LON) to California.

Cheapflights Fare Finder

 
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

LondonOntario

LHR London Heathrow - ONT Ontario

LHRONT

London Heathrow

Thu 3/18

2:45 pm-10:39 pm

1 stop14h 54m

Ontario

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$486

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Wed 3/10

7:30 am-7:31 pm

2 stops20h 01m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$486

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 1/11

7:30 am-5:31 pm

2 stops18h 01m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$487

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Mon 1/11

4:35 pm-3:15 pm

1 stop30h 40m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$490

LondonLos Angeles

STN London Stansted - LAX Los Angeles

STNLAX

London Stansted

Fri 11/20

6:50 am-7:20 am

3 stops56h 30m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$496

LondonOntario

LHR London Heathrow - ONT Ontario

LHRONT

London Heathrow

Mon 4/5

5:00 pm-11:09 am

1 stop26h 09m

Ontario

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$496

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Mon 4/12

5:00 pm-2:16 pm

1 stop29h 16m

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$496

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Wed 3/17

9:35 am-4:15 pm

2 stops37h 40m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$502

LondonLos Angeles

STN London Stansted - LAX Los Angeles

STNLAX

London Stansted

Sat 2/20

7:05 pm-4:35 pm

1 stop29h 30m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$517
Quickest round-trip

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Wed 2/24

3:20 pm-6:45 pm

Nonstop11h 25m

Los Angeles

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 60 resultsSorted by cheapest first
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

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, February is the cheapest month in which you can book a flight from London to California (average of $601). Flying from London to California in December is currently the most expensive (average of $805). 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?

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

The most flights from LON to USCA are scheduled on a Saturday (54 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (47 on average).

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

Airfare is below average for this route at the moment.
London to California flights typically cost between $588 and $804 in November.
The cheapest round-trip price found within the last 5 days was $525 on TAP AIR PORTUGAL (Nov 26-Nov 28).

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 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing California

Read through reviews of airlines operating flights from London to California, such as KLM,Virgin Atlantic, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Boarding

7.8

Food

7.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Kushal,Sep 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Kushal,Sep 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Kushal,Sep 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Kushal,Sep 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Kushal,Sep 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Kushal,Sep 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

  • How long is the flight from London to California?

    Alaska Airlines, SWISS, and United Airlines can get you from London to California in just under 14h 58m. Your travel time can differ by up to 37m. 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 $186 on WestJet. Other airlines that offer cheap prices include Norse Atlantic UK from $285 and Aer Lingus from $356 one-way.

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

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

    Consider SriLankan Airlines (98%), Malaysia Airlines (94%) or Fiji Airways (82%) 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 $2,050 for a flight from London to California. The cheapest flight overall is $456 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $515.

  • 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, February is the cheapest month in which you can book a flight from London to California (average of $601). Flying from London to California in December is currently the most expensive (average of $805). 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

Top 10 airlines flying from London to California

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$396Average$800FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$449Average$500FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$487Average$784FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$492Average$883FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$498Average$810FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$514Average$726FlexibilityNo cancel feeOn-time78%
Aer LingusCheapest$515Average$784FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$519Average$784FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$527Average$849FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$528Average$1,025FlexibilityNo cancel feeOn-time71%

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.