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$303+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Heathrow to California

Keep the following information in mind while searching for Heathrow to California flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$504
(lol.travel)

One-way from

$303
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$638

Good round-trip deal

$559 or less

Good one-way deal

$625 or less
Provider with most accurate pricing for London (LON)-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Los Angeles flights.
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From London Heathrow to California
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One-way flight from London Heathrow to California
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Highest demand for flights based on searches. 10% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from London Heathrow to California.
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Price to beat on a one-way flight from London Heathrow to California.
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Find 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 May 1, 2025.

This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/138:45 amLHR - LAX
2 stops19h 05mAir Canada
Sun 5/188:05 amLAX - LHR
2 stops19h 45mAir Canada
Deal found 4/29$504
This TravelUp deal was found by Cheapflights users on 4/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/82:20 pmLHR - LAX
Nonstop11h 15mBritish Airways
Mon 5/121:25 pmLAX - LHR
Nonstop10h 35mBritish Airways
Deal found 4/30$505
This lastminute.com deal was found by Cheapflights users on 4/30. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:30 amLHR - LAX
1 stop13h 20mVirgin Atlantic
Thu 5/221:51 pmLAX - LHR
1 stop13h 29mVirgin Atlantic
Deal found 4/30$506
This TravelUp deal was found by Cheapflights users on 4/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:40 amLHR - LAX
1 stop15h 50mMultiple Airlines
Thu 5/224:45 pmLAX - LHR
Nonstop10h 25mMultiple Airlines
Deal found 4/30$509
This ChecknFly deal was found by Cheapflights users on 4/29. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:30 amLHR - LAX
1 stop16h 25mLufthansa
Wed 5/144:35 pmLAX - LHR
Nonstop10h 35mLufthansa
Deal found 4/29$513
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/88:40 amLHR - LAX
1 stop15h 50mUnited Airlines
Fri 5/234:45 pmLAX - LHR
Nonstop10h 25mUnited Airlines
Deal found 4/29$521
This SWISS deal was found by Cheapflights users on 4/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:00 amLHR - LAX
1 stop18h 30mSWISS
Fri 5/237:35 pmLAX - LHR
1 stop14h 15mSWISS
Deal found 4/29$522
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:10 pmLHR - LAX
1 stop15h 03mAmerican Airlines
Sun 12/149:15 amLAX - LHR
1 stop13h 05mAmerican Airlines
Deal found 4/30$524
This Austrian Airlines deal was found by Cheapflights users on 4/30. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/810:25 amLHR - LAX
1 stop34h 40mAustrian Airlines
Thu 5/224:45 pmLAX - LHR
Nonstop10h 25mAustrian Airlines
Deal found 4/30$525
This TravelUp deal was found by Cheapflights users on 4/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/148:40 amLHR - SFO
1 stop15h 30mMultiple Airlines
Fri 5/231:00 pmSFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 4/30$537
This lastminute.com deal was found by Cheapflights users on 4/30. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1811:45 amLHR - LGB
2 stops17h 56mVirgin Atlantic
Mon 6/301:15 pmLGB - LHR
2 stops33h 10mVirgin Atlantic
Deal found 4/30$537
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:25 pmLHR - SFO
Nonstop11h 05mVirgin Atlantic
Thu 5/221:45 pmSFO - LHR
1 stop13h 35mVirgin Atlantic
Deal found 4/30$538

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 May 1, 2025.
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

Tue 5/13

8:45 am-7:50 pm

2 stops19h 05m

Los Angeles

Sun 5/18

8:05 am-11:50 am

2 stops19h 45m

$504

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 5/14

8:40 am-4:30 pm

1 stop15h 50m

Los Angeles

Tue 5/20

4:35 pm-11:10 am

Nonstop10h 35m

$505

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 5/12

6:20 am-6:25 pm

1 stop20h 05m

Los Angeles

Tue 5/20

1:25 pm-8:00 am

Nonstop10h 35m

$506

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 5/13

8:45 am-4:30 pm

1 stop15h 45m

Los Angeles

Sun 5/18

8:05 am-6:30 am

1 stop14h 25m

$516

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 5/16

8:40 am-4:30 pm

1 stop15h 50m

Los Angeles

Fri 5/23

5:05 am-9:40 am

1 stop20h 35m

$521

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 9/25

3:40 pm-9:58 pm

1 stop14h 18m

Los Angeles

Fri 12/12

2:32 pm-12:15 pm

1 stop13h 43m

$524

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 5/15

5:30 pm-8:45 pm

Nonstop11h 15m

Los Angeles

Thu 5/22

8:05 pm-2:35 pm

Nonstop10h 30m

$534

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 5/14

8:40 am-4:10 pm

1 stop15h 30m

San Francisco

Fri 5/23

1:00 pm-7:25 am

Nonstop10h 25m

$537

LondonLong Beach

LHR - LGB

LHRLGB

London Heathrow

Wed 6/18

11:45 am-9:41 pm

2 stops17h 56m

Long Beach Municipal

Mon 6/30

1:15 pm-6:25 am

2 stops33h 10m

$537

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 9/15

6:00 am-2:30 pm

1 stop16h 30m

San Francisco

Mon 9/29

4:20 pm-5:45 pm

1 stop17h 25m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to California (average of $246). Flying from London Heathrow Airport to California in March is currently the most expensive (average of $327). 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 May 1, 2025.

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 May 1, 2025.

The most flights from LHR to USCA are scheduled on a Monday (53 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (43 on average).

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 May 1, 2025.
Get a feel of what it's like to fly with Delta, Air New Zealand and KLM from London to California by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air New Zealand
8.0
Very good
472 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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 Vueling ($308), TAP AIR PORTUGAL ($400), and WestJet ($451).

  • 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: United Airlines (94%), Air Canada (88%), Austrian Airlines( 88%).

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

    The cheapest flight price from London Heathrow Airport to California is $529. On average you can expect to pay $2,980. The most popular route, (London Heathrow - Los Angeles), can usually be booked for $475.

  • 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to California (average of $246). Flying from London Heathrow Airport to California in March is currently the most expensive (average of $327). 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.

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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.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
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Luton to Los Angeles flights
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Gatwick to O'Hare Intl flights
Heathrow to Reagan-National flights
Heathrow to Austin flights
London City to O'Hare Intl flights
Heathrow to Raleigh flights
Heathrow to Ontario 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 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$382Average$676FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$500Average$746FlexibilityNo cancel feeOn-time78%
Virgin AtlanticCheapest$501Average$756FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$507Average$821FlexibilityNo cancel feeOn-time77%
Brussels AirlinesCheapest$512Average$625FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$513Average$701FlexibilityNo cancel feeOn-time70%
IberiaCheapest$519Average$748FlexibilityNo cancel feeOn-time77%
DeltaCheapest$519Average$796FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$523Average$854FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$540Average$806FlexibilityNo cancel feeOn-time71%

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