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

British Airways, Austrian Airlines, and JetBlue 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.

₹ 46,843 Cheap Flights from London Heathrow Airport to California in 2026

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

654 flights are operational weekly from London Heathrow Airport to California as of June 2026. The most popular departure day for this route is Mon, with 15% 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 June 2026, there are 93 flights per day flying from London Heathrow Airport to California. The most common time of day flights depart is 10:00, with 52% 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.

06:30 - 17:12

LHR

SJC

18h 42m

2 stops

11:41 - 13:15

SJC

LHR

17h 34m

2 stops

₹ 61,038Delta

Thu, 27 Aug - Thu, 10 Sep

06:30 - 17:12

LHR

SJC

18h 42m

2 stops

07:00 - 08:50

SJC

LHR

17h 50m

2 stops

₹ 61,322Delta

Mon, 20 Jul - Wed, 29 Jul

07:45 - 23:15

LHR

LAX

23h 30m

1 stop

15:35 - 10:10

LAX

LHR

10h 35mdirect

₹ 61,322United Airlines

Fri, 3 Jul - Fri, 7 Aug

06:30 - 17:02

LHR

SJC

18h 32m

2 stops

09:05 - 10:20

SJC

LHR

17h 15m

2 stops

₹ 61,511Delta

Thu, 27 Aug - Thu, 10 Sep

06:30 - 11:50

LHR

LAX

13h 20m

1 stop

20:10 - 15:00

LAX

LHR

10h 50mdirect

₹ 61,700KLM

Sun, 16 Aug - Mon, 31 Aug

06:15 - 17:05

LHR

SJC

18h 50m

2 stops

11:35 - 15:35

SJC

LHR

20h 00m

1 stop

₹ 61,984Delta

Thu, 16 Jul - Wed, 29 Jul

08:40 - 14:45

LHR

LAX

14h 05m

1 stop

23:55 - 06:20

LAX

LHR

22h 25m

1 stop

₹ 62,174Delta

Tue, 8 Sep - Sat, 12 Sep

06:30 - 11:50

LHR

LAX

13h 20m

1 stop

20:30 - 14:55

LAX

LHR

10h 25mdirect

₹ 62,741KLM

Wed, 12 Aug - Thu, 20 Aug

12:25 - 20:35

LHR

SJC

16h 10m

1 stop

11:35 - 15:35

SJC

LHR

20h 00m

1 stop

₹ 63,025Virgin Atlantic

Thu, 16 Jul - Wed, 29 Jul

16:15 - 19:10

LHR

SFO

10h 55mdirect

19:35 - 17:50

SFO

LHR

14h 15m

1 stop

₹ 66,337Multiple Airlines

Sun, 28 Jun - Sun, 12 Jul

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SWISS flights from London Heathrow Airport to California

Our best SWISS deals on London Heathrow Airport to California flight tickets

SWISS

2 Jul

LHR19:15London Heathrow

29h 15m

2 stops

LAX16:30Los Angeles

22 Sept

LAX19:35Los Angeles

17h 55m

2 stops

LHR21:30London Heathrow

₹ 66,905

SWISS

31 Aug

LHR07:00London Heathrow

17h 15m

2 stops

SFO16:15San Francisco

15 Sept

SFO19:35San Francisco

14h 15m

1 stop

LHR17:50London Heathrow

₹ 67,568

SWISS

22 Aug

LHR20:05London Heathrow

28h 30m

1 stop

SFO16:35San Francisco

7 Sept

SFO19:35San Francisco

17h 55m

2 stops

LHR21:30London Heathrow

₹ 67,662

United Airlines flights from London Heathrow Airport to California

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

United Airlines

3 Jul

LHR07:45London Heathrow

23h 30m

1 stop

LAX23:15Los Angeles

7 Aug

LAX15:35Los Angeles

10h 35m

LHR10:10London Heathrow

₹ 61,322

United Airlines

18 Aug

LHR07:25London Heathrow

18h 38m

2 stops

LAX18:03Los Angeles

24 Aug

LAX16:10Los Angeles

14h 00m

1 stop

LHR14:10London Heathrow

₹ 63,215

United Airlines

24 Jun

LHR13:05London Heathrow

11h 05m

LAX16:10Los Angeles

8 Jul

LAX15:35Los Angeles

10h 35m

LHR10:10London Heathrow

₹ 63,498

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

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 27/8

06:30-17:12

2 stops18h 42m

San Jose

Thu 10/9

11:41-13:15

2 stops17h 34m

₹ 61,038

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 20/7

06:30-17:12

2 stops18h 42m

San Jose

Wed 29/7

07:00-08:50

2 stops17h 50m

₹ 61,322

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 3/7

07:45-23:15

1 stop23h 30m

Los Angeles

Fri 7/8

15:35-10:10

Nonstop10h 35m

₹ 61,322

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 27/8

06:30-17:02

2 stops18h 32m

San Jose

Thu 10/9

09:05-10:20

2 stops17h 15m

₹ 61,511

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 16/8

06:30-11:50

1 stop13h 20m

Los Angeles

Mon 31/8

20:10-15:00

Nonstop10h 50m

₹ 61,700

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 16/7

06:15-17:05

2 stops18h 50m

San Jose

Wed 29/7

11:35-15:35

1 stop20h 00m

₹ 61,984

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 8/9

08:40-14:45

1 stop14h 05m

Los Angeles

Sat 12/9

23:55-06:20

1 stop22h 25m

₹ 62,174

Fastest return journey

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 12/8

06:30-11:50

1 stop13h 20m

Los Angeles

Thu 20/8

20:30-14:55

Nonstop10h 25m

₹ 62,741

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 16/7

12:25-20:35

1 stop16h 10m

San Jose

Wed 29/7

11:35-15:35

1 stop20h 00m

₹ 63,025

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 28/6

16:15-19:10

Nonstop10h 55m

San Francisco

Sun 12/7

19:35-17:50

1 stop14h 15m

₹ 66,337

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 ₹ 54,130, 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 ₹ 55,076.

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 ₹ 73,056. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around ₹ 96,235. 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 ₹ 68,788. 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 ₹ 79,072. 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 ₹ 67,812 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 ₹ 61,890 on momondo.

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

There is only 1 cabin class 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	₹ 80,246
Fastest flight time	11h 10m
Direct flights	Every day
Airports in California	418 airports

The best flight deal from London Heathrow Airport to California found on momondo in the last 72 hours is ₹ 80,246

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 33.97% of the total bookings. Other popular models include Airbus A350-1000 with 20.92%, Airbus A380-800 with 14.23%, and Boeing 777 with 9.91%.

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.