What is the cheapest airline that flies from London to California?

SWISS, British Airways, and Alaska Airlines are the most popular carriers operating from London to California

How many flights depart from London to California on average per day?

As of September 2026, 82 flights take off from London and land in California each day. The most common flight departure time for this route is 10:00, with 53% of daily flights taking off in the afternoon.

How many flights depart from London to California on average per week?

577 flights are operational weekly from London to California as of September 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

When did momondo last update prices for flights from London to California?

Prices for flights from London to California refresh daily.

How old do you have to be to fly from London to California?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to California.

What documentation or ID do you need to fly to California?

The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

₹ 44,339 Cheap Flights from London to California in 2026

Find the cheapest flights from London to California

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

11:25 - 17:47LHR London Heathrow-LAX Los Angeles Los Angeles

14h 22m1 stop Denver Intl

14:35 - 12:25LAX Los Angeles Los Angeles-LHR London Heathrow

13h 50m1 stop Denver Intl

₹ 52,013United Airlines

Thu, 24 Sep - Sat, 3 Oct

14:50 - 22:55LHR London Heathrow-SFO San Francisco

16h 05m2 stops Denver Intl Los Angeles Los Angeles

12:35 - 09:40SFO San Francisco-LHR London Heathrow

13h 05m1 stop Denver Intl

₹ 52,013United Airlines

Tue, 22 Sep - Tue, 29 Sep

06:30 - 11:45LHR London Heathrow-LAX Los Angeles Los Angeles

13h 15m1 stop Amsterdam Schiphol

21:05 - 18:20LAX Los Angeles Los Angeles-LHR London Heathrow

13h 15m1 stop Paris Charles de Gaulle

₹ 52,107Multiple Airlines

Tue, 2 Feb - Wed, 10 Feb

14:30 - 22:31LHR London Heathrow-LAX Los Angeles Los Angeles

16h 01m1 stop Vancouver Intl

08:20 - 11:50LAX Los Angeles Los Angeles-LHR London Heathrow

19h 30m1 stop Vancouver Intl

₹ 52,202Air Canada

Thu, 7 Jan - Thu, 14 Jan

08:30 - 15:35LHR London Heathrow-LAX Los Angeles Los Angeles

15h 05m1 stop Toronto Pearson Intl

23:25 - 21:25LAX Los Angeles Los Angeles-LHR London Heathrow

14h 00m1 stop Newark

₹ 52,297United Airlines

Sat, 19 Sep - Fri, 2 Oct

13:45 - 16:55LHR London Heathrow-SFO San Francisco

11h 10mdirect

12:00 - 11:20SFO San Francisco-LHR London Heathrow

15h 20m1 stop Toronto Pearson Intl

₹ 52,297United Airlines

Thu, 12 Nov - Thu, 19 Nov

11:45 - 14:55LHR London Heathrow-SFO San Francisco

11h 10mdirect

13:23 - 11:10SFO San Francisco-LHR London Heathrow

13h 47m1 stop New York John F Kennedy Intl

₹ 52,392British Airways

Sat, 9 Jan - Fri, 22 Jan

15:20 - 18:45LHR London Heathrow-LAX Los Angeles Los Angeles

11h 25mdirect

18:55 - 13:30LAX Los Angeles Los Angeles-LHR London Heathrow

10h 35mdirect

₹ 52,392United Airlines

Thu, 4 Feb - Sat, 13 Feb

15:20 - 18:45LHR London Heathrow-LAX Los Angeles Los Angeles

11h 25mdirect

18:55 - 13:30LAX Los Angeles Los Angeles-LHR London Heathrow

10h 35mdirect

₹ 52,486United Airlines

Sun, 31 Jan - Sat, 27 Feb

14:50 - 22:55LHR London Heathrow-SFO San Francisco

16h 05m2 stops Denver Intl Los Angeles Los Angeles

21:05 - 19:40SFO San Francisco-LHR London Heathrow

14h 35m1 stop Munich Franz Josef Strauss

₹ 52,486United Airlines

Wed, 23 Sep - Fri, 9 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

17:55 - 21:05LHR London Heathrow-LAX Los Angeles Los Angeles

11h 10mdirect

20:35 - 15:00LAX Los Angeles Los Angeles-LHR London Heathrow

10h 25mdirect

₹ 53,623Delta

Mon, 14 Sep - Sun, 20 Sep

09:50 - 18:25LHR London Heathrow-LAX Los Angeles Los Angeles

16h 35m1 stop Dublin

21:28 - 21:40LAX Los Angeles Los Angeles-LHR London Heathrow

16h 12m1 stop New York John F Kennedy Intl

₹ 54,002British Airways

Tue, 15 Sep - Sat, 19 Sep

08:55 - 16:39LHR London Heathrow-LAX Los Angeles Los Angeles

15h 44m1 stop Dallas/Fort Worth

18:05 - 12:45LAX Los Angeles Los Angeles-LHR London Heathrow

10h 40mdirect

₹ 54,192Finnair

Mon, 14 Sep - Sun, 27 Sep

07:00 - 16:15LHR London Heathrow-SFO San Francisco

17h 15m2 stops Geneva Geneve-Cointrin Zurich

19:35 - 21:30SFO San Francisco-LHR London Heathrow

17h 55m2 stops Zurich Geneva Geneve-Cointrin

₹ 54,192SWISS

Tue, 15 Sep - Tue, 22 Sep

10:55 - 21:28LHR London Heathrow-LAX Los Angeles Los Angeles

18h 33m1 stop Miami

23:55 - 06:20LAX Los Angeles Los Angeles-LHR London Heathrow

22h 25m1 stop New York John F Kennedy Intl

₹ 54,287Delta

Sun, 13 Sep - Sat, 19 Sep

17:15 - 16:30LHR London Heathrow-LAX Los Angeles Los Angeles

31h 15m2 stops Geneva Geneve-Cointrin Zurich

19:35 - 21:30LAX Los Angeles Los Angeles-LHR London Heathrow

17h 55m2 stops Zurich Geneva Geneve-Cointrin

₹ 54,855SWISS

Tue, 15 Sep - Mon, 28 Sep

17:00 - 09:34LHR London Heathrow-LAX Los Angeles Los Angeles

24h 34m1 stop Seattle/Tacoma Intl

17:50 - 15:05LAX Los Angeles Los Angeles-LHR London Heathrow

13h 15m1 stop Seattle/Tacoma Intl

₹ 55,518Alaska Airlines

Sun, 13 Sep - Fri, 25 Sep

17:00 - 09:34LHR London Heathrow-LAX Los Angeles Los Angeles

24h 34m1 stop Seattle/Tacoma Intl

07:25 - 15:05LAX Los Angeles Los Angeles-LHR London Heathrow

23h 40m1 stop Seattle/Tacoma Intl

₹ 55,613Alaska Airlines

Tue, 15 Sep - Sun, 27 Sep

17:00 - 22:59LHR London Heathrow-SFO San Francisco

13h 59m1 stop Seattle/Tacoma Intl

15:21 - 15:05SFO San Francisco-LHR London Heathrow

15h 44m1 stop Seattle/Tacoma Intl

₹ 55,613Alaska Airlines

Tue, 15 Sep - Thu, 8 Oct

09:55 - 13:10LHR London Heathrow-LAX Los Angeles Los Angeles

11h 15mdirect

20:35 - 15:00LAX Los Angeles Los Angeles-LHR London Heathrow

10h 25mdirect

₹ 56,087Delta

Mon, 14 Sep - Wed, 30 Sep

Cheap direct flights

Enter your travel dates to find the best prices.

12:30 - 15:50LHR London Heathrow-LAX Los Angeles Los Angeles

11h 20mdirect

18:00 - 12:30LAX Los Angeles Los Angeles-LHR London Heathrow

10h 30mdirect

₹ 52,297British Airways

Thu, 7 Jan - Thu, 14 Jan

15:20 - 18:45LHR London Heathrow-LAX Los Angeles Los Angeles

11h 25mdirect

18:55 - 13:30LAX Los Angeles Los Angeles-LHR London Heathrow

10h 35mdirect

₹ 52,392United Airlines

Thu, 4 Feb - Wed, 10 Feb

11:45 - 14:55LHR London Heathrow-SFO San Francisco

11h 10mdirect

20:35 - 15:10SFO San Francisco-LHR London Heathrow

10h 35mdirect

₹ 52,392British Airways

Sun, 24 Jan - Sun, 7 Feb

15:20 - 18:45LHR London Heathrow-LAX Los Angeles Los Angeles

11h 25mdirect

18:55 - 13:30LAX Los Angeles Los Angeles-LHR London Heathrow

10h 35mdirect

₹ 52,486United Airlines

Sun, 31 Jan - Fri, 26 Feb

17:55 - 21:05LHR London Heathrow-LAX Los Angeles Los Angeles

11h 10mdirect

23:15 - 17:35LAX Los Angeles Los Angeles-LHR London Heathrow

10h 20mdirect

₹ 53,623Delta

Sun, 20 Sep - Fri, 2 Oct

14:30 - 17:45LHR London Heathrow-LAX Los Angeles Los Angeles

11h 15mdirect

20:35 - 15:00LAX Los Angeles Los Angeles-LHR London Heathrow

10h 25mdirect

₹ 53,718Delta

Sun, 20 Sep - Tue, 29 Sep

11:45 - 14:55LHR London Heathrow-SFO San Francisco

11h 10mdirect

17:25 - 11:50SFO San Francisco-LHR London Heathrow

10h 25mdirect

₹ 53,718British Airways

Thu, 5 Nov - Wed, 18 Nov

15:10 - 18:35LHR London Heathrow-LAX Los Angeles Los Angeles

11h 25mdirect

17:30 - 12:10LAX Los Angeles Los Angeles-LHR London Heathrow

10h 40mdirect

₹ 54,476British Airways

Sun, 14 Feb - Fri, 26 Feb

10:05 - 13:25LHR London Heathrow-LAX Los Angeles Los Angeles

11h 20mdirect

20:50 - 15:25LAX Los Angeles Los Angeles-LHR London Heathrow

10h 35mdirect

₹ 54,571British Airways

Mon, 1 Feb - Wed, 24 Feb

11:45 - 14:55LHR London Heathrow-SFO San Francisco

11h 10mdirect

20:35 - 15:10SFO San Francisco-LHR London Heathrow

10h 35mdirect

₹ 54,571British Airways

Tue, 9 Feb - Fri, 26 Feb

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Delta flights from London to California

Our best Delta deals on London to California flight tickets

Delta

20 Sept

LHR17:55London Heathrow

11h 10m

LAX21:05Los Angeles Los Angeles

28 Sept

LAX20:35Los Angeles Los Angeles

10h 25m

LHR15:00London Heathrow

₹ 53,623

Delta

20 Sept

LHR17:55London Heathrow

11h 10m

LAX21:05Los Angeles Los Angeles

10 Oct

LAX23:15Los Angeles Los Angeles

10h 20m

LHR17:35London Heathrow

₹ 53,718

Delta

13 Sept

LHR10:55London Heathrow

18h 33m

1 stop

LAX21:28Los Angeles Los Angeles

19 Sept

LAX23:55Los Angeles Los Angeles

22h 25m

1 stop

LHR06:20London Heathrow

₹ 54,287

Finnair flights from London to California

Our best Finnair deals on London to California flight tickets

Finnair

6 Oct

LHR18:10London Heathrow

31h 00m

1 stop

LAX17:10Los Angeles Los Angeles

23 Oct

LAX18:10Los Angeles Los Angeles

10h 35m

LHR12:45London Heathrow

₹ 54,192

Finnair

24 Oct

LHR18:10London Heathrow

31h 55m

1 stop

LAX18:05Los Angeles Los Angeles

3 Nov

LAX18:30Los Angeles Los Angeles

10h 35m

LHR13:05London Heathrow

₹ 54,287

Finnair

12 Nov

LHR16:15London Heathrow

39h 25m

2 stops

SFO23:40San Francisco

17 Nov

SFO15:07San Francisco

13h 58m

1 stop

LHR13:05London Heathrow

₹ 54,760

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Thu 24/9

11:25-17:47

1 stop14h 22m

Los Angeles Los Angeles

Sat 3/10

14:35-12:25

1 stop13h 50m

₹ 52,013

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Tue 22/9

14:50-22:55

2 stops16h 05m

San Francisco

Tue 29/9

12:35-09:40

1 stop13h 05m

₹ 52,013

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Tue 2/2

06:30-11:45

1 stop13h 15m

Los Angeles Los Angeles

Wed 10/2

21:05-18:20

1 stop13h 15m

₹ 52,107

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Thu 7/1

14:30-22:31

1 stop16h 01m

Los Angeles Los Angeles

Thu 14/1

08:20-11:50

1 stop19h 30m

₹ 52,202

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Sat 19/9

08:30-15:35

1 stop15h 05m

Los Angeles Los Angeles

Fri 2/10

23:25-21:25

1 stop14h 00m

₹ 52,297

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Thu 12/11

13:45-16:55

Nonstop11h 10m

San Francisco

Thu 19/11

12:00-11:20

1 stop15h 20m

₹ 52,297

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Sat 9/1

11:45-14:55

Nonstop11h 10m

San Francisco

Fri 22/1

13:23-11:10

1 stop13h 47m

₹ 52,392

Fastest return journey

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Thu 4/2

15:20-18:45

Nonstop11h 25m

Los Angeles Los Angeles

Sat 13/2

18:55-13:30

Nonstop10h 35m

₹ 52,392

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles Los Angeles

LHRLAX

London Heathrow

Sun 31/1

15:20-18:45

Nonstop11h 25m

Los Angeles Los Angeles

Sat 27/2

18:55-13:30

Nonstop10h 35m

₹ 52,486

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Wed 23/9

14:50-22:55

2 stops16h 05m

San Francisco

Fri 9/10

21:05-19:40

1 stop14h 35m

₹ 52,486

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to California?

The cheapest month to fly to California from London is in February. Flight prices, which tend to average around ₹ 56,371, are often lower during this time because this is during the off-season. The month of September is another great option to travel to California, with average flight prices from London averaging around ₹ 61,108.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from London to California is on a Thursday when prices can be found for as low as ₹ 72,940. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around ₹ 86,614. These prices are subject to change though, so be sure to set up a Price Alert for flights to California.

What is the cheapest time of day to depart on your flight to California?

At midday is the cheapest time of day to fly from London to California when you can find flight prices for as low as ₹ 68,867. Flying to California at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around ₹ 82,045. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to California flight route?

Fly from London Heathrow to San Francisco for the best London - California flight prices

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

You are more likely to see cheaper flights to California from London when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around ₹ 69,769 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from London for as low as ₹ 64,424 on momondo.

What cabin class options are available on London to California flights?

There are 3 cabin classes available to choose from on London to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to California flights?

No. A direct flight is the cheapest option for a flight between London to California.

Cheap London to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to California

Best price found	₹ 44,339
Fastest flight time	11h 10m
Direct flights	Every day
Airports in California	418 airports

The best one-way flight to California from London in the past 72 hours is ₹ 44,339. The best return flight deal from London to California found on momondo in the last 72 hours is ₹ 52,013.

The fastest flight from London to California takes 11h 10m

Direct flights go from London to California every day.

There are 418 airports in California. From London there are direct flights to San Francisco (SFO).

Search flight deals

Frequently asked questions about flying from London to California

When did momondo last update prices for flights from London to California?
Prices for flights from London to California refresh daily.
How old do you have to be to fly from London to California?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to California.
What documentation or ID do you need to fly to California?
The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London to California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to California is Boeing 787-9 Dreamliner (54.05% of total bookings). The next most popular plane models are Airbus A350-1000 (13.26%), Airbus A380-800 (12.02%), and Boeing 777 (6.87%).

Why use momondo?

Why should I use momondo to find a flight deal from London to California?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to California. momondo saves you time and could save you money on your trip.

Can I find flights from London to California with flexible booking policies on momondo?

All flight searches from London to California on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to California?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to California.

I’m not ready to book a flight from London to California right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to California flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.