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Cheap flights from London Heathrow Airport to California from £369

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
25 Jun — 2 Jul1
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 26 May 2026.

Fri 25/909:20
LHR
-
SJC
1 stop17h 37m
Delta
Sat 3/1014:42
SJC
-
LHR
1 stop16h 53m
Delta
Deal found 24/5£428
Fri 25/909:20
LHR
-
SJC
1 stop17h 37m
Delta
Sun 4/1012:46
SJC
-
LHR
1 stop16h 29m
Delta
Deal found 24/5£433
Thu 5/1114:30
LHR
-
SNA
1 stop28h 56m
Air Canada
Wed 2/1212:25
SNA
-
LHR
1 stop15h 25m
Air Canada
Deal found 26/5£476
Mon 7/913:05
LHR
-
LAX
Nonstop11h 05m
Lufthansa
Mon 28/915:40
LAX
-
LHR
Nonstop10h 30m
Lufthansa
Deal found 23/5£481
Fri 25/906:00
LHR
-
LAX
1 stop15h 05m
Austrian Airlines
Wed 7/1015:40
LAX
-
LHR
Nonstop10h 30m
Austrian Airlines
Deal found 25/5£482
Fri 6/1110:35
LHR
-
LAX
2 stops38h 25m
Scandinavian Airlines
Mon 9/1119:30
LAX
-
LHR
1 stop36h 30m
Scandinavian Airlines
Deal found 23/5£482
Sat 5/907:30
LHR
-
LAX
2 stops21h 04m
Lufthansa
Sat 12/908:17
LAX
-
LHR
1 stop14h 38m
Lufthansa
Deal found 25/5£483
Thu 24/909:30
LHR
-
LAX
2 stops19h 56m
Multiple Airlines
Thu 8/1014:35
LAX
-
LHR
1 stop14h 45m
Multiple Airlines
Deal found 26/5£484
Sun 1/1107:30
LHR
-
SNA
2 stops18h 01m
United Airlines
Sun 22/1106:50
SNA
-
LHR
1 stop18h 50m
United Airlines
Deal found 23/5£485
Tue 1/909:30
LHR
-
LAX
2 stops19h 23m
Air Canada
Sat 12/908:15
LAX
-
LHR
1 stop17h 45m
Air Canada
Deal found 24/5£485
Tue 6/1006:50
LHR
-
LAX
2 stops16h 40m
Air Canada
Sat 17/1012:20
LAX
-
LHR
1 stop17h 00m
Air Canada
Deal found 25/5£487
Fri 28/806:00
LHR
-
LAX
1 stop16h 35m
TAP AIR PORTUGAL
Fri 25/916:40
LAX
-
LHR
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 22/5£488

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 26 May 2026.

Round-trip from

£428

One-way from

£369

Popular in

December

Cheapest in

September

Average price

£476

Good round-trip deal

£506 or less

Good one-way deal

£511 or less
Delta
  • Delta
  • 25/9-3/10
  • 2 total stops
  • 34h 30m total
  • London to California
Search Deals
United Airlines
  • United Airlines
  • 22/9
  • 2 total stops
  • 40h 48m total
  • London to California
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 26 May 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

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Fri 11/9

07:30-18:38

2 stops19h 08m

Burbank Bob Hope

Fri 25/9

18:35-10:00

2 stops31h 25m

£490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 8/9

13:05-16:25

Nonstop11h 20m

Los Angeles Los Angeles

Fri 18/9

15:40-10:10

Nonstop10h 30m

£503

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 5/10

13:05-16:25

Nonstop11h 20m

Los Angeles Los Angeles

Sun 18/10

15:40-10:10

Nonstop10h 30m

£504

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 25/9

13:05-16:25

Nonstop11h 20m

Los Angeles Los Angeles

Fri 20/11

12:10-11:50

1 stop15h 40m

£504

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 4/10

06:00-13:05

1 stop15h 05m

Los Angeles Los Angeles

Wed 14/10

15:40-10:10

Nonstop10h 30m

£505

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Mon 7/9

10:35-18:11

1 stop15h 36m

Ontario

Tue 15/9

13:18-12:25

1 stop15h 07m

£508

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 4/10

14:50-20:52

1 stop14h 02m

Ontario

Wed 14/10

13:18-12:35

1 stop15h 17m

£508

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 15/7

08:55-15:37

1 stop14h 42m

Santa Ana J. Wayne/Orange Cnty

Wed 22/7

11:31-10:30

1 stop14h 59m

£523

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 20/11

19:50-14:50

2 stops27h 00m

San Francisco

Sat 28/11

16:45-16:25

2 stops15h 40m

£530

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 5/6

06:30-14:45

1 stop16h 15m

Los Angeles Los Angeles

Mon 8/6

14:00-15:35

1 stop17h 35m

£541

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from London Heathrow Airport to California (average of £414). Flying from London Heathrow Airport to California in July is currently the most expensive (average of £597). 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 26 May 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 26 May 2026.

The most flights from LHR to USCA are scheduled on a Sunday (54 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (53 on average).

How much does it cost for a return flight from London Heathrow Airport to California?

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

The price you pay for your flight from London Heathrow Airport to California may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 26 May 2026.
Get a feel of what it's like to fly with Austrian Airlines,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.
Austrian Airlines
7.6
Good
921 reviews
Check prices

Boarding

7.6

Crew

8.1

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
921 reviews
Austrian Airlines
7.6
Good
921 reviews
Check prices

Boarding

7.6

Crew

8.1

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Virgin Atlantic
7.5
Good
689 reviews
Austrian Airlines
7.6
Good
921 reviews
Check prices

Boarding

7.6

Crew

8.1

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
United Airlines
7.4
Good
9,751 reviews
Austrian Airlines
7.6
Good
921 reviews
Check prices

Boarding

7.6

Crew

8.1

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Lufthansa
6.8
Okay
8,029 reviews
Austrian Airlines
7.6
Good
921 reviews
Check prices

Boarding

7.6

Crew

8.1

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
British Airways
6.7
Okay
8,005 reviews
Austrian Airlines
7.6
Good
921 reviews
Check prices

Boarding

7.6

Crew

8.1

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

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 £523, United Airlines can have you in California from London Heathrow Airport in 14h 42m. London Heathrow Airport and California are separated by a distance of 5437 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 £169 on WestJet. Other airlines that offer cheap prices include Norse Atlantic UK from £199 and TAP AIR PORTUGAL from £243 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 - 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: KLM (86%), Air France (86%), Delta( 86%).

  • 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 £2,173, our data indicates the cheapest price to be £430. The most popular route (London Heathrow - Los Angeles Los Angeles), is priced around £378.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to California (average of £414). Flying from London Heathrow Airport to California in July is currently the most expensive (average of £597). 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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London City to San Francisco flights
Luton to Los Angeles flights
Heathrow to Detroit flights
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London City to Orlando flights
Stansted to Dulles Intl 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 26 May 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£295Average£416FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Norse Atlantic UKCheapest£305Average£512FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
DeltaCheapest£319Average£583FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Scandinavian AirlinesCheapest£319Average£450FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Aer LingusCheapest£331Average£664FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapest£334Average£478FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£337Average£535FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Brussels AirlinesCheapest£344Average£479FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Austrian AirlinesCheapest£348Average£488FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
TAP AIR PORTUGALCheapest£350Average£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.

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