How long is the flight from London to California?

Delta, Virgin Atlantic, and Alaska Airlines can get you from London to California in just under 11h 15m. Your travel time can differ by up to 8h 40m. London and California are separated by a distance of 5439 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from London to California one-way?

The cheapet airlines for a one-way flight from London to California are WestJet (£169), Norse Atlantic UK (£222), and TAP AIR PORTUGAL (£268).

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most popular routes from London to California?

The most popular flight routes from London to California are London Heathrow - Los Angeles Los Angeles, London Heathrow - San Francisco and London Heathrow - Las Vegas Harry Reid Intl.

What are the cheapest flights from London to California?

The cheapest flight price from London to California is £324. On average you can expect to pay £2,315. The most popular route, (London Heathrow - Los Angeles Los Angeles), can usually be booked for £279.

What are the most reliable airlines from London to California?

No one likes to see their flight delayed. When booking a flight from London to California consider choosing SriLankan Airlines (95%), Malaysia Airlines (92%) or Fiji Airways (89%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from London to California?

Consider Virgin Atlantic, British Airways or Lufthansa when booking your flight. These represent the most popular airlines when flying from London to California.

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 holiday 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.

£345+ Cheap Flights from London to California

Cheap flight deals from London to California

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 6 September 2026.

Sun 20/917:55 -

Nonstop11h 10m

Fri 2/1023:15 -

Nonstop10h 20m

Deal found 5/9£419

Fri 2/1008:30 -

2 stops17h 38m

Tue 6/1007:30 -

2 stops18h 30m

Deal found 3/9£419

Wed 4/1110:00 -

1 stop14h 35m

Wed 11/1108:00 -

2 stops17h 00m

Deal found 5/9£419

Thu 24/908:25 -

2 stops23h 27m

Mon 5/1013:50 -

1 stop21h 55m

Deal found 3/9£420

Thu 1/1008:30 -

2 stops17h 07m

Thu 15/1007:30 -

2 stops18h 30m

Deal found 4/9£420

Fri 11/910:25 -

1 stop16h 15m

Sat 26/908:45 -

2 stops23h 15m

Deal found 4/9£420

Fri 2/1010:00 -

2 stops20h 10m

Tue 6/1006:40 -

2 stops17h 15m

Deal found 3/9£421

Mon 30/1110:05 -

Nonstop11h 20m

Sun 6/1220:50 -

Nonstop10h 35m

Deal found 5/9£421

Thu 24/908:25 -

2 stops21h 45m

Mon 5/1006:28 -

2 stops17h 27m

Deal found 5/9£422

Sun 13/909:30 -

1 stop33h 50m

Sat 26/915:40 -

Nonstop10h 30m

Deal found 5/9£422

Thu 1/1010:25 -

1 stop16h 19m

Wed 14/1018:25 -

1 stop31h 00m

Deal found 4/9£422

Mon 14/912:00 -

1 stop16h 30m

Sat 19/922:50 -

1 stop14h 50m

Deal found 4/9£422

Best flights from London to California
Discover carefully curated flight deals from London to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Sun 20/914:30 -

Nonstop11h 15m

Sat 3/1020:35 -

Nonstop10h 25m

Deal found 5/9£419

Thu 5/1108:40 -

2 stops19h 55m

Fri 13/1106:00 -

2 stops19h 30m

Deal found 3/9£420

Wed 23/917:00 -

1 stop14h 37m

Wed 7/1015:59 -

1 stop15h 06m

Deal found 5/9£428

Mon 21/916:25 -

1 stop34h 34m

Mon 5/1018:10 -

Nonstop10h 35m

Deal found 5/9£448

Sat 17/1008:45 -

1 stop15h 45m

Sat 24/1019:55 -

Nonstop10h 35m

Deal found 2/9£455

Tue 29/906:45 -

1 stop19h 40m

Sun 18/1020:10 -

1 stop14h 10m

Deal found 4/9£473

Mon 21/1207:40 -

2 stops18h 11m

Tue 5/123:59 -

1 stop23h 41m

Deal found 1/9£498

Thu 19/1119:30 -

2 stops29h 00m

Tue 1/1219:25 -

2 stops18h 00m

Deal found 5/9£520

Mon 1/321:35 -

2 stops25h 40m

Sat 13/317:15 -

1 stop32h 35m

Deal found 4/9£530

Mon 26/1014:50 -

1 stop13h 55m

Thu 29/1010:35 -

2 stops19h 15m

Deal found 5/9£584

Mon 9/1119:30 -

2 stops26h 00m

Sun 15/1115:20 -

2 stops19h 35m

Deal found 4/9£585

Fri 13/1106:40 -

2 stops21h 44m

Wed 18/1109:40 -

3 stops22h 20m

Deal found 2/9£621

Fri 30/1011:40 -

1 stop28h 27m

Thu 5/1110:05 -

1 stop15h 40m

Deal found 5/9£718

Mon 2/1110:55 -

1 stop38h 35m

Mon 16/1118:35 -

1 stop31h 20m

Deal found 2/9£738

Wed 23/909:20 -

2 stops22h 32m

Sun 4/1016:45 -

1 stop17h 45m

Deal found 5/9£422

Fri 9/1017:00 -

1 stop30h 35m

Sat 24/1017:50 -

1 stop14h 55m

Deal found 5/9£846

Fri 25/909:10 -

1 stop16h 45m

Sat 26/920:55 -

1 stop16h 05m

Deal found 4/9£852

Sat 10/1019:40 -

1 stop27h 05m

Mon 19/1016:45 -

1 stop13h 55m

Deal found 5/9£861

Wed 30/908:25 -

2 stops20h 25m

Sat 17/1013:30 -

2 stops58h 25m

Deal found 4/9£438

Tue 23/216:40 -

1 stop16h 03m

Thu 4/317:25 -

Nonstop10h 25m

Deal found 5/9£456

Tue 10/1114:45 -

1 stop15h 57m

Sat 14/1113:18 -

1 stop15h 02m

Deal found 1/9£465

Fri 5/307:45 -

2 stops19h 42m

Sun 4/409:59 -

2 stops15h 31m

Deal found 5/9£428

Fri 30/1017:30 -

Nonstop11h 10m

Thu 24/1206:00 -

1 stop17h 05m

Deal found 3/9£438

Mon 4/118:00 -

2 stops28h 52m

Mon 11/119:25 -

1 stop28h 40m

Deal found 5/9£511

Thu 24/910:25 -

1 stop16h 15m

Sun 4/1018:00 -

1 stop14h 00m

Deal found 5/9£448

Wed 18/1114:25 -

2 stops34h 05m

Thu 3/1219:25 -

2 stops18h 00m

Deal found 5/9£550

Wed 7/1017:00 -

1 stop26h 40m

Sat 24/1015:15 -

1 stop17h 30m

Deal found 3/9£468

Thu 24/1215:20 -

Nonstop11h 25m

Tue 5/118:55 -

Nonstop10h 35m

Deal found 5/9£528

Sat 17/1021:15 -

2 stops24h 40m

Sat 24/1016:55 -

1 stop33h 55m

Deal found 2/9£591

Sun 25/1014:45 -

1 stop14h 04m

Thu 29/1013:51 -

1 stop15h 29m

Deal found 4/9£564

Find flight deals from London to California

Round-trip from	£419
One-way from	£345
Popular in	December
Cheapest in	February
Average price	£450
Good round-trip deal	£457 or less
Good one-way deal	£291 or less

British Airways
23/10-30/10
Nonstop
21h 50m total
London to California

Search Deals

17/11-31/12
3 total stops
32h 08m total
London to California

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£6 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Tue 20/10

20:05-16:30

1 stop28h 25m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£348

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Mon 1/3

07:30-22:36

2 stops23h 06m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£351

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Sun 10/1

14:45-21:23

1 stop14h 38m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£354

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Sun 18/10

20:05-16:30

1 stop28h 25m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£354

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Sat 7/11

09:35-00:43

1 stop23h 08m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£366

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Wed 21/10

07:00-16:30

2 stops17h 30m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£369

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Sun 29/11

18:40-16:30

1 stop29h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£377

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Mon 14/12

20:50-21:20

3 stops32h 30m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£378

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Mon 11/1

14:30-00:25

2 stops17h 55m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£378

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Sat 31/10

07:30-23:00

2 stops22h 30m

Los Angeles Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£387

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

LHR-LAX

LHR-SFO

STN-LAX

LCY-LAX

LGW-SFO

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 London to California

LON-USCA

LHR-LAX

LHR-SFO

STN-LAX

LCY-LAX

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 £440). Flying from London to California in December is currently the most expensive (average of £595). 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 Thursday (52 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (31 on average).

How much does it cost for a return flight from London to California?

Airfare is typical for this route at the moment.

London to California flights typically cost between £382 and £508 in October.
The cheapest return price found within the last 5 days was £419 on British Airways (23 Oct–30 Oct).

How far ahead should I book a flight from London to California?

The best time to book flights from London to California is 22 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing California

Check out reviews from past customers who have flown with KLM,United Airlines, andVirgin Atlantic from London to California to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,568 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

KLM

7.8

Good

1,568 reviews

KLM

7.8

Good

1,568 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

United Airlines

7.4

Good

10,172 reviews

KLM

7.8

Good

1,568 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

Virgin Atlantic

7.4

Good

694 reviews

KLM

7.8

Good

1,568 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

Lufthansa

6.8

Okay

8,222 reviews

KLM

7.8

Good

1,568 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

British Airways

6.7

Okay

8,209 reviews

KLM

7.8

Good

1,568 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

Related info for your journey

How long is the flight from London to California?
Delta, Virgin Atlantic, and Alaska Airlines can get you from London to California in just under 11h 15m. Your travel time can differ by up to 8h 40m. London and California are separated by a distance of 5439 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from London to California one-way?
The cheapet airlines for a one-way flight from London to California are WestJet (£169), Norse Atlantic UK (£222), and TAP AIR PORTUGAL (£268).
What are the most popular routes from London to California?
The most popular flight routes from London to California are London Heathrow - Los Angeles Los Angeles, London Heathrow - San Francisco and London Heathrow - Las Vegas Harry Reid Intl.
What are the most reliable airlines from London to California?
No one likes to see their flight delayed. When booking a flight from London to California consider choosing SriLankan Airlines (95%), Malaysia Airlines (92%) or Fiji Airways (89%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from London to California?
The cheapest flight price from London to California is £324. On average you can expect to pay £2,315. The most popular route, (London Heathrow - Los Angeles Los Angeles), can usually be booked for £279.
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 holiday 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 £440). Flying from London to California in December is currently the most expensive (average of £595). 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

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Alternative routes for London to California

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Top 10 airlines flying from London to California

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£274	Average£626	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	Cheapest£302	Average£557	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Norse Atlantic UK	Cheapest£325	Average£517	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Aer Lingus	Cheapest£331	Average£693	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Virgin Atlantic	Cheapest£337	Average£565	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Brussels Airlines	Cheapest£344	Average£493	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
TAP AIR PORTUGAL	Cheapest£344	Average£472	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
SWISS	Cheapest£344	Average£520	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Austrian Airlines	Cheapest£355	Average£494	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
British Airways	Cheapest£359	Average£596	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to California?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to California from London today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to California from London.

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

Need flexible booking options for your flight to California from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on London 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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Cheap flights from London to California from £345

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to California

Cheapest flights from London to CaliforniaExplore 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 6 September 2026.

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 6 September 2026.

Best flights from London to CaliforniaDiscover carefully curated flight deals from London to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Discover carefully curated flight deals from London to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Direct flights from London to CaliforniaExplore direct flight options from London to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Explore direct flight options from London to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Last-minute flights from London to CaliforniaDiscover last-minute flight deals from London to California. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from London to California. Data last updated 6 September 2026 and is based on user searches.

One-way flights from London to CaliforniaSearch for one-way flight options from London to California. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Search for one-way flight options from London to California. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Find flight deals from London to California

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

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 6 September 2026.

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 6 September 2026.

The most flights from LON to USCA are scheduled on a Thursday (52 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (31 on average).

How much does it cost for a return flight from London to California?

Airfare is typical for this route at the moment.

London to California flights typically cost between £382 and £508 in October.The cheapest return price found within the last 5 days was £419 on British Airways (23 Oct–30 Oct).

How far ahead should I book a flight from London to California?

The best time to book flights from London to California is 22 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing California

Check out reviews from past customers who have flown with KLM,United Airlines, andVirgin Atlantic from London to California to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London to California?

What are the cheapest airlines to fly from London to California one-way?

What are the most popular routes from London to California?

What are the most reliable airlines from London to California?

What are the cheapest flights from London to California?

Can I find deals for flights from London to California that include hotel bookings?

How can I find direct flights from London to California?

Can I find deals for business class flights from London to California?

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

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.

Complete your trip

Complete your trip to California by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from London to California by cabin class

Find flights from London to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and California flights

Browse other London and California flight options. Last updated on 6 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to California flights

Consider these flights travelling from London to California.

Top 10 airlines flying from London to California

Fly with Cheapflights

How does Cheapflights help users find flights from London to California?

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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 6 September 2026.

Best flights from London to California
Discover carefully curated flight deals from London to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Direct flights from London to California
Explore direct flight options from London to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Last-minute flights from London to California
Discover last-minute flight deals from London to California. Data last updated 6 September 2026 and is based on user searches.

One-way flights from London to California
Search for one-way flight options from London to California. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

London to California flights typically cost between £382 and £508 in October.
The cheapest return price found within the last 5 days was £419 on British Airways (23 Oct–30 Oct).