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$440+ Cheap flights from Heathrow (LHR) to California

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
Jul 20 — Jul 271
Mon 7/20
Mon 7/27
1 adult, Economy
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Cheap flight deals from Heathrow to California

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 June 20, 2026.

This deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/21:40 pm
LHR
-
ONT
1 stop16h 15m
United Airlines
Fri 7/245:45 am
ONT
-
LHR
1 stop18h 10m
United Airlines
Deal found 6/15$443
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:35 am
LHR
-
SNA
2 stops21h 10m
United Airlines
Thu 11/127:00 am
SNA
-
LHR
2 stops15h 40m
United Airlines
Deal found 6/20$554
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:55 am
LHR
-
BUR
2 stops21h 48m
United Airlines
Thu 7/1610:53 am
BUR
-
LHR
1 stop19h 17m
United Airlines
Deal found 6/18$554
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:30 am
LHR
-
ONT
2 stops20h 25m
United Airlines
Thu 7/161:50 pm
ONT
-
LHR
1 stop16h 20m
United Airlines
Deal found 6/19$556
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:30 am
LHR
-
SNA
2 stops17h 53m
United Airlines
Sat 9/268:10 am
SNA
-
LHR
1 stop14h 45m
United Airlines
Deal found 6/19$556
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:45 am
LHR
-
BUR
2 stops19h 23m
United Airlines
Sun 9/137:15 am
BUR
-
LHR
1 stop19h 55m
United Airlines
Deal found 6/16$557
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:30 am
LHR
-
ONT
2 stops20h 25m
United Airlines
Wed 7/226:10 am
ONT
-
LHR
1 stop21h 45m
United Airlines
Deal found 6/18$561
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:55 am
LHR
-
BUR
2 stops21h 48m
United Airlines
Mon 7/138:22 pm
BUR
-
LHR
2 stops17h 03m
United Airlines
Deal found 6/15$561
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:30 am
LHR
-
ONT
2 stops21h 36m
United Airlines
Thu 12/36:02 am
ONT
-
LHR
1 stop17h 28m
United Airlines
Deal found 6/17$562
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:25 am
LHR
-
BUR
2 stops18h 08m
United Airlines
Mon 9/1412:44 pm
BUR
-
LHR
1 stop12h 56m
United Airlines
Deal found 6/16$562
This Expedia deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:05 am
LHR
-
SNA
1 stop16h 06m
Brussels Airlines
Sat 9/266:45 am
SNA
-
LHR
1 stop16h 00m
Brussels Airlines
Deal found 6/19$570
This Expedia deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:40 pm
LHR
-
SNA
1 stop16h 11m
Lufthansa
Mon 10/121:05 pm
SNA
-
LHR
1 stop12h 35m
Lufthansa
Deal found 6/19$574

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 June 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$443

One-way from

$440

Popular in

December

Cheapest in

September

Average price

$726

Good round-trip deal

$718 or less

Good one-way deal

$613 or less
Provider with most accurate pricing for London (LON)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Los Angeles flights.
Search Deals
From London Heathrow to California
Search Deals
One-way flight from London Heathrow to California
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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

 
Customize 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 2,558,603 searches. Data last updated June 20, 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 round-trip

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Thu 7/9

6:55 am-8:43 pm

2 stops21h 48m

Burbank Bob Hope

Thu 7/16

8:22 pm-7:55 am

2 stops27h 33m

$554

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Thu 7/9

6:55 am-8:43 pm

2 stops21h 48m

Burbank Bob Hope

Mon 7/13

10:53 am-11:10 am

1 stop16h 17m

$561

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 9/23

8:00 am-8:01 pm

2 stops20h 01m

Ontario

Sun 9/27

7:00 am-9:00 am

1 stop18h 00m

$586

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 10/7

10:25 am-8:03 pm

1 stop17h 38m

Santa Ana J. Wayne/Orange Cnty

Sun 10/11

9:00 am-12:35 pm

1 stop19h 35m

$586

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Thu 9/10

1:05 pm-9:59 pm

2 stops16h 54m

Burbank Bob Hope

Mon 9/14

6:35 pm-8:40 pm

2 stops18h 05m

$586

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 6/30

1:40 pm-9:55 pm

1 stop16h 15m

Ontario

Tue 7/7

1:18 pm-9:40 am

1 stop12h 22m

$587

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 7/1

4:25 pm-11:59 pm

1 stop15h 34m

Ontario

Tue 7/7

2:15 pm-12:50 pm

1 stop14h 35m

$650

LondonOakland

LHR - OAK

LHROAK

London Heathrow

Sat 11/7

10:45 am-4:32 pm

1 stop13h 47m

Oakland

Mon 12/7

5:55 am-10:55 am

2 stops21h 00m

$655

LondonLong Beach

LHR - LGB

LHRLGB

London Heathrow

Fri 9/18

6:30 am-9:38 pm

2 stops23h 08m

Long Beach Municipal

Tue 10/20

7:10 am-11:00 am

1 stop19h 50m

$658

LondonLong Beach

LHR - LGB

LHRLGB

London Heathrow

Thu 9/17

6:30 am-9:38 pm

2 stops23h 08m

Long Beach Municipal

Tue 10/20

12:59 pm-3:35 pm

2 stops18h 36m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

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 round-trip 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 $574). Flying from London Heathrow Airport to California in December is currently the most expensive (average of $895). 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 June 20, 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 June 20, 2026.

The most flights from LHR to USCA are scheduled on a Wednesday (53 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (51 on average).

How much does it cost to fly round-trip 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 June 20, 2026.
Peruse reviews from past customers who have flown with Virgin Atlantic,United Airlines, andAmerican Airlines from London Heathrow Airport to California to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
690 reviews

Crew

8.1

Comfort

7.3

Food

6.9

Entertainment

7.5

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
690 reviews
Virgin Atlantic
7.5
Good
690 reviews

Crew

8.1

Comfort

7.3

Food

6.9

Entertainment

7.5

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.4
Good
9,867 reviews
Virgin Atlantic
7.5
Good
690 reviews

Crew

8.1

Comfort

7.3

Food

6.9

Entertainment

7.5

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
American Airlines
7.1
Good
11,709 reviews
Virgin Atlantic
7.5
Good
690 reviews

Crew

8.1

Comfort

7.3

Food

6.9

Entertainment

7.5

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,082 reviews
Virgin Atlantic
7.5
Good
690 reviews

Crew

8.1

Comfort

7.3

Food

6.9

Entertainment

7.5

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,055 reviews
Virgin Atlantic
7.5
Good
690 reviews

Crew

8.1

Comfort

7.3

Food

6.9

Entertainment

7.5

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

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?

    Airlines like United Airlines, Virgin Atlantic, and British Airways fly from London Heathrow Airport to California in about 21h 48m. The time it takes to get you to your destination can typically vary by up to 8h 49m. There are 5423 mi between London Heathrow Airport and California. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from London Heathrow Airport to California are TAP AIR PORTUGAL ($352), Aer Lingus ($429), and JetBlue ($436).

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

    While some choose either London Heathrow - San Francisco or London Heathrow - Las Vegas Harry Reid Intl, London Heathrow - Los Angeles is the most popular route from London Heathrow Airport to California.

  • 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: Malaysia Airlines (94%), Royal Jordanian (89%), KLM( 89%).

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

    The cheapest flight price from London Heathrow Airport to California is $449. On average you can expect to pay $4,869. The most popular route, (London Heathrow - Los Angeles), can usually be booked for $483.

  • 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 vacation 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 $574). Flying from London Heathrow Airport to California in December is currently the most expensive (average of $895). 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.

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 2,558,603 searches. Data last updated June 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$396Average$827FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$416Average$686FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$449Average$494FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$454Average$749FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$468Average$655FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$494Average$808FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$494Average$769FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$500Average$655FlexibilityNo cancel feeOn-time78%
British AirwaysCheapest$514Average$775FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$520Average$808FlexibilityNo cancel feeOn-time77%

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