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

SWISS, United Airlines, and Austrian Airlines are the most popular carriers operating from London Heathrow to California

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

Prices for flights from London Heathrow Airport to California were last updated today.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to California.

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

The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 47,417 Cheap Flights from London Heathrow Airport to California in 2026/27

Q: How many flights depart from London Heathrow Airport to California on average per week?

314 flights are operational weekly from London Heathrow Airport to California as of October 2026. The most popular departure day for this route is Wed, with 26% of flights per week taking off on this day.

Q: How many flights depart from London Heathrow Airport to California on average per day?

As of October 2026, there are 44 flights per day flying from London Heathrow Airport to California. The most common time of day flights depart is 10:00, with 56% of flights taking off in the afternoon.

Find the cheapest flights from London Heathrow Airport to California

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

06:00 - 15:15LHR London Heathrow-LAX Los Angeles

17h 15m1 stop Lisbon Humberto Delgado

17:10 - 22:40LAX Los Angeles-LHR London Heathrow

21h 30m1 stop Lisbon Humberto Delgado

₹ 51,797TAP AIR PORTUGAL

Tue, 17 Nov - Tue, 24 Nov

14:45 - 21:49LHR London Heathrow-LAX Los Angeles

15h 04m1 stop Seattle/Tacoma Intl

07:00 - 12:20LAX Los Angeles-LHR London Heathrow

21h 20m1 stop Seattle/Tacoma Intl

₹ 54,368Alaska Airlines

Mon, 23 Nov - Tue, 1 Dec

14:45 - 20:47LHR London Heathrow-SFO San Francisco

14h 02m1 stop Seattle/Tacoma Intl

06:00 - 12:20SFO San Francisco-LHR London Heathrow

22h 20m1 stop Seattle/Tacoma Intl

₹ 54,368Alaska Airlines

Mon, 9 Nov - Mon, 23 Nov

14:45 - 22:42LHR London Heathrow-LAX Los Angeles

15h 57m1 stop Seattle/Tacoma Intl

12:30 - 12:20LAX Los Angeles-LHR London Heathrow

15h 50m1 stop Seattle/Tacoma Intl

₹ 54,463Alaska Airlines

Mon, 9 Nov - Fri, 4 Dec

14:45 - 22:45LHR London Heathrow-SFO San Francisco

16h 00m1 stop Seattle/Tacoma Intl

12:39 - 12:20SFO San Francisco-LHR London Heathrow

15h 41m1 stop Seattle/Tacoma Intl

₹ 54,463Alaska Airlines

Mon, 9 Nov - Thu, 3 Dec

14:45 - 23:44LHR London Heathrow-LAX Los Angeles

16h 59m1 stop Seattle/Tacoma Intl

08:00 - 12:20LAX Los Angeles-LHR London Heathrow

20h 20m1 stop Seattle/Tacoma Intl

₹ 54,559Alaska Airlines

Mon, 9 Nov - Mon, 16 Nov

14:45 - 21:43LHR London Heathrow-SFO San Francisco

14h 58m1 stop Seattle/Tacoma Intl

06:00 - 12:20SFO San Francisco-LHR London Heathrow

22h 20m1 stop Seattle/Tacoma Intl

₹ 54,559Alaska Airlines

Mon, 9 Nov - Tue, 24 Nov

14:45 - 23:44LHR London Heathrow-LAX Los Angeles

16h 59m1 stop Seattle/Tacoma Intl

14:05 - 12:20LAX Los Angeles-LHR London Heathrow

14h 15m1 stop Seattle/Tacoma Intl

₹ 54,654Alaska Airlines

Fri, 13 Nov - Wed, 25 Nov

14:45 - 21:43LHR London Heathrow-SFO San Francisco

14h 58m1 stop Seattle/Tacoma Intl

07:00 - 12:20SFO San Francisco-LHR London Heathrow

21h 20m1 stop Seattle/Tacoma Intl

₹ 54,654Alaska Airlines

Mon, 23 Nov - Wed, 9 Dec

14:45 - 22:42LHR London Heathrow-LAX Los Angeles

15h 57m1 stop Seattle/Tacoma Intl

14:05 - 12:20LAX Los Angeles-LHR London Heathrow

14h 15m1 stop Seattle/Tacoma Intl

₹ 54,749Alaska Airlines

Mon, 9 Nov - Thu, 26 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

14:45 - 21:43LHR London Heathrow-SFO San Francisco

14h 58m1 stop Seattle/Tacoma Intl

08:33 - 12:20SFO San Francisco-LHR London Heathrow

19h 47m1 stop Seattle/Tacoma Intl

₹ 54,368Alaska Airlines

Thu, 5 Nov - Sun, 15 Nov

14:45 - 22:42LHR London Heathrow-LAX Los Angeles

15h 57m1 stop Seattle/Tacoma Intl

12:05 - 12:20LAX Los Angeles-LHR London Heathrow

16h 15m1 stop Seattle/Tacoma Intl

₹ 54,368Alaska Airlines

Wed, 4 Nov - Sat, 14 Nov

14:45 - 22:43LHR London Heathrow-LAX Los Angeles

15h 58m1 stop Seattle/Tacoma Intl

08:05 - 12:20LAX Los Angeles-LHR London Heathrow

20h 15m1 stop Seattle/Tacoma Intl

₹ 54,559Alaska Airlines

Tue, 3 Nov - Wed, 25 Nov

14:45 - 21:43LHR London Heathrow-SFO San Francisco

14h 58m1 stop Seattle/Tacoma Intl

12:13 - 12:20SFO San Francisco-LHR London Heathrow

16h 07m1 stop Seattle/Tacoma Intl

₹ 54,654Alaska Airlines

Tue, 3 Nov - Sat, 14 Nov

14:45 - 22:43LHR London Heathrow-LAX Los Angeles

15h 58m1 stop Seattle/Tacoma Intl

13:35 - 12:20LAX Los Angeles-LHR London Heathrow

14h 45m1 stop Seattle/Tacoma Intl

₹ 54,654Alaska Airlines

Thu, 5 Nov - Tue, 1 Dec

14:45 - 20:47LHR London Heathrow-SFO San Francisco

14h 02m1 stop Seattle/Tacoma Intl

10:40 - 12:20SFO San Francisco-LHR London Heathrow

17h 40m1 stop Seattle/Tacoma Intl

₹ 55,225Alaska Airlines

Thu, 5 Nov - Thu, 3 Dec

14:45 - 23:44LHR London Heathrow-LAX Los Angeles

16h 59m1 stop Seattle/Tacoma Intl

06:00 - 12:20LAX Los Angeles-LHR London Heathrow

22h 20m1 stop Seattle/Tacoma Intl

₹ 55,225Alaska Airlines

Thu, 5 Nov - Sun, 15 Nov

14:45 - 21:43LHR London Heathrow-SFO San Francisco

14h 58m1 stop Seattle/Tacoma Intl

12:13 - 12:20SFO San Francisco-LHR London Heathrow

16h 07m1 stop Seattle/Tacoma Intl

₹ 55,416Alaska Airlines

Wed, 4 Nov - Mon, 9 Nov

14:45 - 22:42LHR London Heathrow-LAX Los Angeles

15h 57m1 stop Seattle/Tacoma Intl

09:12 - 12:20LAX Los Angeles-LHR London Heathrow

19h 08m1 stop Seattle/Tacoma Intl

₹ 55,416Alaska Airlines

Wed, 4 Nov - Wed, 11 Nov

14:45 - 21:43LHR London Heathrow-SFO San Francisco

14h 58m1 stop Seattle/Tacoma Intl

12:13 - 12:20SFO San Francisco-LHR London Heathrow

16h 07m1 stop Seattle/Tacoma Intl

₹ 55,511Alaska Airlines

Wed, 4 Nov - Mon, 9 Nov

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Alaska Airlines flights from London Heathrow Airport to California

Our best Alaska Airlines deals on London Heathrow Airport to California flight tickets

Alaska Airlines

23 Nov

LHR14:45London Heathrow

15h 04m

1 stop

LAX21:49Los Angeles

1 Dec

LAX07:00Los Angeles

21h 20m

1 stop

LHR12:20London Heathrow

₹ 54,368

Alaska Airlines

9 Nov

LHR14:45London Heathrow

15h 57m

1 stop

LAX22:42Los Angeles

2 Dec

LAX11:20Los Angeles

17h 00m

1 stop

LHR12:20London Heathrow

₹ 54,463

Alaska Airlines

9 Nov

LHR14:45London Heathrow

16h 59m

1 stop

LAX23:44Los Angeles

16 Nov

LAX08:00Los Angeles

20h 20m

1 stop

LHR12:20London Heathrow

₹ 54,559

TAP AIR PORTUGAL flights from London Heathrow Airport to California

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to California flight tickets

TAP AIR PORTUGAL

17 Nov

LHR06:00London Heathrow

17h 15m

1 stop

LAX15:15Los Angeles

24 Nov

LAX17:10Los Angeles

21h 30m

1 stop

LHR22:40London Heathrow

₹ 51,797

TAP AIR PORTUGAL

10 Nov

LHR06:00London Heathrow

17h 15m

1 stop

LAX15:15Los Angeles

14 Nov

LAX17:10Los Angeles

21h 30m

1 stop

LHR22:40London Heathrow

₹ 68,175

TAP AIR PORTUGAL

10 Nov

LHR06:00London Heathrow

17h 15m

1 stop

LAX15:15Los Angeles

14 Nov

LAX17:10Los Angeles

21h 30m

1 stop

LHR22:40London Heathrow

₹ 68,270

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Tue 17/11

06:00-15:15

1 stop17h 15m

Los Angeles

Tue 24/11

17:10-22:40

1 stop21h 30m

₹ 51,797

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 23/11

14:45-21:49

1 stop15h 04m

Los Angeles

Tue 1/12

07:00-12:20

1 stop21h 20m

₹ 54,368

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Mon 9/11

14:45-20:47

1 stop14h 02m

San Francisco

Mon 23/11

06:00-12:20

1 stop22h 20m

₹ 54,368

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 9/11

14:45-22:42

1 stop15h 57m

Los Angeles

Fri 4/12

12:30-12:20

1 stop15h 50m

₹ 54,463

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Mon 9/11

14:45-22:45

1 stop16h 00m

San Francisco

Thu 3/12

12:39-12:20

1 stop15h 41m

₹ 54,463

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 9/11

14:45-23:44

1 stop16h 59m

Los Angeles

Mon 16/11

08:00-12:20

1 stop20h 20m

₹ 54,559

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Mon 9/11

14:45-21:43

1 stop14h 58m

San Francisco

Tue 24/11

06:00-12:20

1 stop22h 20m

₹ 54,559

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Fri 13/11

14:45-23:44

1 stop16h 59m

Los Angeles

Wed 25/11

14:05-12:20

1 stop14h 15m

₹ 54,654

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Mon 23/11

14:45-21:43

1 stop14h 58m

San Francisco

Wed 9/12

07:00-12:20

1 stop21h 20m

₹ 54,654

Fastest return journey

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 9/11

14:45-22:42

1 stop15h 57m

Los Angeles

Thu 26/11

14:05-12:20

1 stop14h 15m

₹ 54,749

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 Heathrow Airport 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 Heathrow Airport is in February. Flight prices, which tend to average around ₹ 58,843, 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 Heathrow Airport averaging around ₹ 63,604.

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

The cheapest day to depart from London Heathrow Airport to California is on a Thursday when prices can be found for as low as ₹ 73,306. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around ₹ 87,048. 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 Heathrow Airport to California when you can find flight prices for as low as ₹ 69,212. Flying to California at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around ₹ 78,388. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to California flight route?

Fly from London Heathrow to Los Angeles for the best London Heathrow - California flight prices

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

You are more likely to see cheaper flights to California from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around ₹ 70,444 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 Heathrow Airport for as low as ₹ 64,556 on momondo.

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

There are 3 cabin classes available to choose from on London Heathrow Airport 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 Heathrow Airport to California flights?

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

Cheap London Heathrow Airport to California flight deals and tips

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

Best price found	₹ 47,417
Fastest flight time	11h 10m
Direct flights	Every day
Airports in California	418 airports

The best one-way flight to California from London Heathrow Airport in the past 72 hours is ₹ 47,417. The best return flight deal from London Heathrow Airport to California found on momondo in the last 72 hours is ₹ 51,797.

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

Direct flights go from London Heathrow Airport to California every day.

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

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to California

When did momondo last update prices for flights from London Heathrow Airport to California?
Prices for flights from London Heathrow Airport to California were last updated today.
How old do you have to be to fly from London Heathrow Airport to California?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to California.
What documentation or ID do you need to fly to California?
The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to California?
Based on momondo bookings for flights between London Heathrow Airport and California, the leading plane model is Boeing 787-9 Dreamliner, making up 53.51% of the total bookings. Other popular models include Airbus A350-1000 with 13.14%, Airbus A380-800 with 10.19%, and Boeing 777 with 6.61%.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to California for you.

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

momondo does allow users to show only those flights to California from London which offer a flexible booking policy as well as other useful filters and features.

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?

Of course. momondo tracks the price of London to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.