Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to California from £279

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to California

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to California
Explore the most affordable flight options available from Heathrow to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Wed 15/410:35
LHR
-
BUR
1 stop15h 44m
United Airlines
Tue 21/413:05
BUR
-
LHR
1 stop12h 35m
United Airlines
Deal found 7/3£329
Sat 21/310:20
LHR
-
LAX
1 stop14h 40m
Scandinavian Airlines
Tue 14/419:10
LAX
-
LHR
1 stop15h 20m
Scandinavian Airlines
Deal found 5/3£359
Sat 4/410:00
LHR
-
LAX
1 stop18h 22m
United Airlines
Tue 21/411:40
LAX
-
LHR
1 stop14h 45m
United Airlines
Deal found 6/3£361
Mon 16/306:00
LHR
-
LAX
1 stop18h 35m
SWISS
Mon 30/319:35
LAX
-
LHR
1 stop14h 15m
SWISS
Deal found 9/3£362
Thu 12/316:55
LHR
-
LAX
Nonstop11h 30m
British Airways
Tue 17/320:30
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 5/3£364
Mon 30/310:35
LHR
-
ONT
1 stop15h 12m
United Airlines
Sat 25/407:00
ONT
-
LHR
1 stop17h 30m
United Airlines
Deal found 9/3£365
Wed 15/407:30
LHR
-
LAX
1 stop17h 40m
Multiple Airlines
Mon 27/416:05
LAX
-
LHR
1 stop13h 50m
Multiple Airlines
Deal found 5/3£365
Tue 9/614:05
LHR
-
LAX
1 stop15h 24m
Air Canada
Tue 16/614:35
LAX
-
LHR
1 stop14h 45m
Air Canada
Deal found 7/3£368
Tue 23/613:00
LHR
-
LAX
1 stop17h 37m
United Airlines
Thu 2/712:46
LAX
-
LHR
1 stop12h 54m
United Airlines
Deal found 7/3£370
Sat 4/413:40
LHR
-
LAX
1 stop18h 04m
United Airlines
Mon 20/407:00
LAX
-
LHR
1 stop17h 30m
United Airlines
Deal found 6/3£371
Thu 19/311:45
LHR
-
SFO
Nonstop11h 15m
British Airways
Sun 29/319:30
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 5/3£373
Mon 30/312:15
LHR
-
LAX
1 stop19h 29m
United Airlines
Mon 6/406:45
LAX
-
LHR
1 stop17h 00m
United Airlines
Deal found 10/3£373

Find flight deals from Heathrow to California

Keep the following information in mind while searching for Heathrow to California flight deals. Data was last updated 10 March 2026.

Round-trip from

£329

One-way from

£279

Popular in

December

Cheapest in

September

Average price

£457

Good round-trip deal

£401 or less

Good one-way deal

£377 or less
United Airlines
  • United Airlines
  • 15/4-21/4
  • 2 total stops
  • 28h 19m total
  • London to California
Search Deals
United Airlines
  • United Airlines
  • 5/5
  • 1 total stop
  • 14h 08m total
  • London to California
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to California.
Search Deals
Price to beat on a one-way flight from London Heathrow to California.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 March 2026.
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 - LAX

LHRLAX

London Heathrow

Tue 26/5

06:55-15:15

1 stop16h 20m

Los Angeles Los Angeles

Tue 2/6

07:30-07:25

1 stop15h 55m

£400

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 7/5

07:30-17:10

1 stop17h 40m

Los Angeles Los Angeles

Sat 9/5

23:05-21:40

1 stop14h 35m

£403

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 17/4

07:25-15:15

1 stop15h 50m

Los Angeles Los Angeles

Sun 3/5

15:30-10:10

Nonstop10h 40m

£409

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Mon 20/4

08:40-20:55

2 stops20h 15m

Santa Ana J. Wayne/Orange Cnty

Mon 27/4

18:28-20:40

2 stops18h 12m

£411

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Wed 6/5

08:40-21:59

2 stops21h 19m

Burbank Bob Hope

Sun 10/5

13:03-09:40

1 stop12h 37m

£411

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 1/9

09:30-16:20

1 stop14h 50m

Los Angeles Los Angeles

Tue 22/9

11:00-09:40

1 stop14h 40m

£413

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 4/9

06:55-09:01

2 stops34h 06m

Santa Ana J. Wayne/Orange Cnty

Mon 7/9

19:00-12:20

1 stop33h 20m

£415

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 23/3

07:40-20:35

1 stop19h 55m

San Francisco

Mon 30/3

19:30-14:10

Nonstop10h 40m

£415

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Mon 20/4

12:15-20:50

1 stop16h 35m

Santa Ana J. Wayne/Orange Cnty

Mon 27/4

16:23-15:05

1 stop14h 42m

£425

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 29/7

15:15-23:04

1 stop15h 49m

Los Angeles Los Angeles

Sun 9/8

16:20-10:50

Nonstop10h 30m

£443

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Heathrow to California

Have a flexible travel schedule? Discover the best time to fly to California from Heathrow with our price prediction graph.
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 Heathrow Airport to California

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

Currently, December is the cheapest month in which you can book a flight from London Heathrow Airport to California (average of £332). Flying from London Heathrow Airport to California in July is currently the most expensive (average of £388). 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 LHR to CA?

Find hourly flight availability from Heathrow 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 10 March 2026.

When flying from London Heathrow Airport 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 Heathrow Airport to California

Explore weekly flight availability from Heathrow 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 10 March 2026.

The most flights from LHR to USCA are scheduled on a Monday (50 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (44 on average).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated 10 March 2026.
Get a feel of what it's like to fly with KLM,Virgin Atlantic, andUnited Airlines from London Heathrow Airport to California by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,468 reviews
Check prices

Food

7.3

Comfort

7.6

Entertainment

7.1

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,468 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Food

7.3

Comfort

7.6

Entertainment

7.1

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Virgin Atlantic
7.5
Good
680 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Food

7.3

Comfort

7.6

Entertainment

7.1

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,409 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Food

7.3

Comfort

7.6

Entertainment

7.1

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Lufthansa
6.8
Okay
7,840 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Food

7.3

Comfort

7.6

Entertainment

7.1

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,781 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Food

7.3

Comfort

7.6

Entertainment

7.1

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Heathrow to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to California?

    For as low as £409, United Airlines can have you in California from London Heathrow Airport in 15h 50m. London Heathrow Airport and California are separated by a distance of 5439 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as £165 on Norse Atlantic UK. Other airlines that offer cheap prices include WestJet from £171 and TAP AIR PORTUGAL from £246 one-way.

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

    When deciding which route to take from London Heathrow Airport to California consider London Heathrow - Los Angeles Los Angeles, London Heathrow - Las Vegas Harry Reid Intl or London Heathrow - San Francisco as they are the most popular.

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

    Before booking your flight to California from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: SriLankan Airlines (90%), Air Canada (88%), Austrian Airlines( 88%).

  • What are the cheapest flights from London Heathrow Airport to California?

    Looking for the cheapest flight from London Heathrow Airport to California? While on average our users pay £2,725, our data indicates the cheapest price to be £356. The most popular route (London Heathrow - Los Angeles Los Angeles), is priced around £342.

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

    Yes. In addition to deals on Heathrow to California flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to California.

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to California?

    Currently, December is the cheapest month in which you can book a flight from London Heathrow Airport to California (average of £332). Flying from London Heathrow Airport to California in July is currently the most expensive (average of £388). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to California

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Heathrow to Orlando flights
Gatwick to LaGuardia flights
Luton to John F Kennedy Intl flights
Heathrow to Miami flights
Heathrow to Boston flights
Stansted to Newark flights
Gatwick to Orlando flights
Heathrow to Las Vegas flights
London City to Newark flights
Luton to Newark flights
Heathrow to San Francisco flights
Heathrow to Dallas/Fort Worth flights
Heathrow to O'Hare Intl flights
Heathrow to Dulles Intl flights
Heathrow to Seattle flights
Gatwick to Boston flights
Stansted to Los Angeles flights
Gatwick to Los Angeles flights
Heathrow to Atlanta flights
Heathrow to Hobby flights
Gatwick to Miami flights
Stansted to Orlando flights
Heathrow to Tampa flights
London City to Los Angeles flights
Stansted to Miami flights
London City to Miami flights
Heathrow to Baltimore flights
Heathrow to George Bush Intcntl flights
London City to Boston flights
Stansted to Boston flights
Heathrow to Denver flights
Heathrow to Ontario flights
Heathrow to Nashville flights
Gatwick to Las Vegas flights
London City to Orlando flights
Gatwick to Dallas/Fort Worth flights
Heathrow to Philadelphia flights
Gatwick to San Francisco flights
Stansted to San Francisco flights
Luton to Los Angeles flights
Heathrow to Austin flights
Heathrow to Raleigh flights

Top 10 airlines flying from Heathrow to California

Discover the top 10 airlines that operate flights from Heathrow to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£271Average£551FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
SWISSCheapest£279Average£415FlexibilityNo cancel feeOn-time79%
Search SWISS flights
DeltaCheapest£309Average£553FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Brussels AirlinesCheapest£335Average£472FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Aer LingusCheapest£335Average£689FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£340Average£504FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£341Average£513FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Scandinavian AirlinesCheapest£342Average£512FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Austrian AirlinesCheapest£352Average£492FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
TAP AIR PORTUGALCheapest£355Average£470FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Heathrow to California via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to California by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to California, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to California from Heathrow today and book when prices fit your budget.

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.