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Cheap flights from London Heathrow Airport to California from £287

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
20 Mar — 27 Mar1
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 18 February 2026.

Tue 24/209:00
LHR
-
LAX
1 stop15h 35m
SWISS
Sun 1/319:10
LAX
-
LHR
1 stop14h 40m
SWISS
Deal found 15/2£345
Wed 25/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Fri 6/319:00
LAX
-
LHR
Nonstop10h 30m
Multiple Airlines
Deal found 17/2£346
Fri 27/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Sat 7/308:35
LAX
-
LHR
1 stop13h 20m
Multiple Airlines
Deal found 14/2£347
Fri 6/309:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Sat 2/513:50
LAX
-
LHR
1 stop13h 55m
Multiple Airlines
Deal found 14/2£348
Thu 26/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Fri 6/319:00
LAX
-
LHR
Nonstop10h 30m
Multiple Airlines
Deal found 15/2£348
Mon 23/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Mon 2/314:20
LAX
-
LHR
1 stop12h 55m
Multiple Airlines
Deal found 16/2£349
Sun 22/220:05
LHR
-
LAX
1 stop28h 30m
Multiple Airlines
Sat 7/319:00
LAX
-
LHR
Nonstop10h 30m
Multiple Airlines
Deal found 15/2£350
Thu 26/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Tue 10/308:30
LAX
-
LHR
1 stop14h 50m
Multiple Airlines
Deal found 14/2£351
Tue 24/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Tue 3/308:40
LAX
-
LHR
1 stop14h 00m
Multiple Airlines
Deal found 16/2£351
Thu 26/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Wed 11/308:45
LAX
-
LHR
1 stop14h 10m
Multiple Airlines
Deal found 17/2£352
Sun 22/215:20
LHR
-
LAX
Nonstop11h 25m
Austrian Airlines
Sat 7/319:00
LAX
-
LHR
Nonstop10h 30m
Austrian Airlines
Deal found 15/2£354
Wed 4/306:35
LHR
-
BUR
2 stops19h 06m
United Airlines
Mon 9/315:30
BUR
-
LHR
1 stop13h 30m
United Airlines
Deal found 15/2£363

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 18 February 2026.

Round-trip from

£345

One-way from

£287

Popular in

December

Cheapest in

September

Average price

£393

Good round-trip deal

£376 or less

Good one-way deal

£371 or less
Austrian Airlines
  • Austrian Airlines
  • 1/3-11/3
  • 2 total stops
  • 29h 45m total
  • London to California
Search Deals
WestJet
  • WestJet
  • 3/3
  • 1 total stop
  • 28h 57m total
  • London to California
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£22 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 February 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 18 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to California that are best for you.

Fly from

Heathrow

Fly to

California

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 4/3

09:00-16:35

1 stop15h 35m

Los Angeles

Sat 14/3

20:00-13:30

Nonstop10h 30m

£355

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 12/3

09:00-17:35

1 stop15h 35m

Los Angeles

Sun 15/3

20:00-13:30

Nonstop10h 30m

£355

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 27/2

09:00-16:35

1 stop15h 35m

Los Angeles

Mon 16/3

20:00-13:30

Nonstop10h 30m

£355

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 2/3

20:05-16:35

1 stop28h 30m

Los Angeles

Mon 16/3

20:10-17:50

1 stop14h 40m

£356

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 4/3

09:00-16:35

1 stop15h 35m

Los Angeles

Sun 8/3

20:00-13:30

Nonstop10h 30m

£356

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 27/2

09:00-16:35

1 stop15h 35m

Los Angeles

Sat 7/3

06:00-12:00

1 stop22h 00m

£356

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 11/3

09:00-17:35

1 stop15h 35m

Los Angeles

Tue 17/3

00:25-05:55

1 stop22h 30m

£356

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 28/2

07:40-15:15

1 stop15h 35m

Los Angeles

Sat 7/3

19:00-13:30

Nonstop10h 30m

£359

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 14/4

08:45-16:30

1 stop15h 45m

Los Angeles

Sat 25/4

14:13-11:45

1 stop13h 32m

£368

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 9/3

09:00-21:39

2 stops19h 39m

San Francisco

Mon 16/3

08:25-07:10

1 stop15h 45m

£379

Flights are sorted by cheapest return flights first.

Deals found on 15/2

Showing 1-10 of 60 results
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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 £327). Flying from London Heathrow Airport to California in July is currently the most expensive (average of £385). 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 18 February 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 18 February 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 (38 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 18 February 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
7.7
Good
1,457 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

8.4

Boarding

7.8

Overall

7.7

Food

7.3

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
7.7
Good
1,457 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

8.4

Boarding

7.8

Overall

7.7

Food

7.3

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
678 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

8.4

Boarding

7.8

Overall

7.7

Food

7.3

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
9,314 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

8.4

Boarding

7.8

Overall

7.7

Food

7.3

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
7,790 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

8.4

Boarding

7.8

Overall

7.7

Food

7.3

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
7,751 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

8.4

Boarding

7.8

Overall

7.7

Food

7.3

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 £355, United Airlines can have you in California from London Heathrow Airport in 15h 35m. 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 £162 on Norse Atlantic UK. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £244 and Scandinavian Airlines from £248 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, London Heathrow - San Francisco or London Heathrow - Las Vegas Harry Reid Intl 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 (93%), Royal Jordanian (87%), Air Canada( 87%).

  • 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 £2,808, our data indicates the cheapest price to be £339. The most popular route (London Heathrow - Los Angeles), is priced around £284.

  • 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 £327). Flying from London Heathrow Airport to California in July is currently the most expensive (average of £385). 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 Heathrow to California

See prices for flight routes from nearby airports that may be better suited for you.
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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 18 February 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£235Average£542FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
SWISSCheapest£274Average£398FlexibilityNo cancel feeOn-time79%
Search SWISS flights
FinnairCheapest£276Average£528FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Norse Atlantic UKCheapest£303Average£529FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Brussels AirlinesCheapest£329Average£476FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Aer LingusCheapest£330Average£694FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapest£332Average£494FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£334Average£519FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£335Average£503FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Scandinavian AirlinesCheapest£337Average£490FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines 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.

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