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$295+ Cheap flights from London (LON) 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from London to California

Keep the following information in mind while searching for London to California flight deals. Data was last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$501
(CrystalTravel)

One-way from

$295
(Norse)

Popular in

August

Cheapest in

February

Average price

$597

Good round-trip deal

$362 or less

Good one-way deal

$354 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 (LON) to California
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One-way flight from London (LON) to California
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Highest demand for flights based on searches. 9% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from London (LON) to California.
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Price to beat on a one-way flight from London (LON) to California.
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Find flight deals from London to California

Cheapest flights from London to California
Explore the most affordable flight options available from London to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This CrystalTravel deal was found by Cheapflights users on 3/24. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/213:15 pmLHR - LAX
1 stop16h 12mAir France
Sun 4/271:10 pmLAX - LHR
1 stop14h 00mAir France
Deal found 3/24$501
This TravelUp deal was found by Cheapflights users on 3/24. 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 4/2312:00 pmLHR - LAX
1 stop14h 25mBritish Airways
Wed 5/149:30 pmLAX - LHR
Nonstop10h 35mBritish Airways
Deal found 3/24$502
This Expedia deal was found by Cheapflights users on 3/24. 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.
Sun 4/202:10 pmLHR - LAX
1 stop17h 43mAir Canada
Sat 5/312:05 pmLAX - LHR
1 stop13h 55mAir Canada
Deal found 3/24$503
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/41:05 pmLHR - LAX
Nonstop11h 10mLufthansa
Mon 5/194:35 pmLAX - LHR
Nonstop10h 35mLufthansa
Deal found 3/24$504
This Lufthansa deal was found by Cheapflights users on 3/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/238:40 amLHR - LAX
1 stop15h 50mMultiple Airlines
Wed 4/302:14 pmLAX - LHR
1 stop13h 31mMultiple Airlines
Deal found 3/24$505
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:30 amLHR - LAX
1 stop16h 20mDelta
Mon 5/1910:55 pmLAX - LHR
1 stop13h 05mDelta
Deal found 3/24$514
This TravelUp deal was found by Cheapflights users on 3/24. 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.
Mon 4/217:25 amLHR - SFO
1 stop15h 10mLufthansa
Mon 4/2812:55 pmSFO - LHR
Nonstop10h 30mLufthansa
Deal found 3/24$516
This TravelUp deal was found by Cheapflights users on 3/24. 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 4/238:40 amLHR - SFO
1 stop15h 30mMultiple Airlines
Wed 4/307:40 pmSFO - LHR
Nonstop10h 30mMultiple Airlines
Deal found 3/24$517
This TravelUp deal was found by Cheapflights users on 3/24. 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.
Sat 5/106:15 amLHR - SFO
1 stop14h 35mAir France
Sat 5/179:20 pmSFO - LHR
Nonstop10h 20mAir France
Deal found 3/24$519
This TravelUp deal was found by Cheapflights users on 3/23. 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.
Tue 5/62:45 pmLHR - ONT
2 stops40h 57mVirgin Atlantic
Sat 5/1711:46 amONT - LHR
1 stop15h 34mVirgin Atlantic
Deal found 3/23$519
This United Airlines deal was found by Cheapflights users on 3/24. 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 9/126:30 amLHR - LAX
1 stop14h 30mUnited Airlines
Sun 9/214:13 pmLAX - LHR
1 stop12h 07mUnited Airlines
Deal found 3/24$520
This Gotogate deal was found by Cheapflights users on 3/24. 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.
Sun 5/41:05 pmLHR - LAX
Nonstop11h 10mAustrian Airlines
Mon 5/194:35 pmLAX - LHR
Nonstop10h 35mAustrian Airlines
Deal found 3/24$524

Cheapflights Fare Finder

Customize your flight search to find flights from London 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 March 25, 2025.
Use the filters below to find and compare flights from London to California that are best for you.

Fly from

London

Fly to

California

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 4/21

3:15 pm-11:27 pm

1 stop16h 12m

Los Angeles

Sun 4/27

1:10 pm-11:10 am

1 stop14h 00m

$501

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 4/23

12:00 pm-6:25 pm

1 stop14h 25m

Los Angeles

Wed 5/14

9:30 pm-4:05 pm

Nonstop10h 35m

$502

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 4/20

2:10 pm-11:53 pm

1 stop17h 43m

Los Angeles

Sat 5/3

12:05 pm-10:00 am

1 stop13h 55m

$503

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 5/4

1:05 pm-4:15 pm

Nonstop11h 10m

Los Angeles

Mon 5/19

4:35 pm-11:10 am

Nonstop10h 35m

$504

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 4/23

8:40 am-4:30 pm

1 stop15h 50m

Los Angeles

Wed 5/14

8:40 am-2:10 pm

1 stop21h 30m

$505

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 4/25

8:40 am-4:30 pm

1 stop15h 50m

Los Angeles

Wed 4/30

4:35 pm-11:10 am

Nonstop10h 35m

$507

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 5/4

6:30 am-2:50 pm

1 stop16h 20m

Los Angeles

Mon 5/19

10:50 pm-5:15 pm

Nonstop10h 25m

$514

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 4/21

7:25 am-2:35 pm

1 stop15h 10m

San Francisco

Mon 4/28

12:55 pm-7:25 am

Nonstop10h 30m

$516

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 4/23

8:40 am-4:10 pm

1 stop15h 30m

San Francisco

Wed 4/30

7:40 pm-2:10 pm

Nonstop10h 30m

$517

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 4/29

11:30 am-6:20 pm

1 stop14h 50m

Los Angeles

Sun 5/4

8:05 pm-2:35 pm

Nonstop10h 30m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 60 results
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Best time to book a flight from London to California

Have a flexible travel schedule? Discover the best time to fly to California from London 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 to California

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

Currently, January is the cheapest month in which you can book a flight from London to California (average of $246). Flying from London to California in March is currently the most expensive (average of $330). 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 LON to CA?

Find hourly flight availability from London 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 March 25, 2025.

When flying from London 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 to California

Explore weekly flight availability from London 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 March 25, 2025.

The most flights from LON to USCA are scheduled on a Wednesday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (46 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 March 25, 2025.
To help decide which airline to fly from London to California, see what other customers have to say about Delta, Alaska Airlines and Air New Zealand. 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
7,890 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

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
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

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
Alaska Airlines
8.0
Very good
9,785 reviews
Delta
8.0
Very good
7,890 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

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
7.9
Good
454 reviews
Delta
8.0
Very good
7,890 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

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
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

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 Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,890 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

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 London 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 to California one-way?

    One-way options have recently been found by users for as low as $367 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Vueling from $374 and Aer Lingus from $489 one-way.

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

    The most popular flight routes from London to California are London Heathrow - Los Angeles, London Heathrow - San Francisco and London Heathrow - Las Vegas Harry Reid Intl.

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

    Consider SriLankan Airlines (96%), Fiji Airways (92%) or Malaysia Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from London to California.

  • What are the cheapest flights from London to California?

    On average you can expect to pay $3,495 for a flight from London to California. The cheapest flight overall is $506 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $485.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 to California?

    Currently, January is the cheapest month in which you can book a flight from London to California (average of $246). Flying from London to California in March is currently the most expensive (average of $330). 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

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Alternative routes for London 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 London to California

Discover the top 10 airlines that operate flights from London 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$382Average$676FlexibilityNo cancel feeOn-time76%
Norse Atlantic UKCheapest$420Average$676FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$475Average$691FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$482Average$808FlexibilityNo cancel feeOn-time71%
Austrian AirlinesCheapest$500Average$722FlexibilityNo cancel feeOn-time78%
Virgin AtlanticCheapest$501Average$754FlexibilityNo cancel feeOn-time72%
Brussels AirlinesCheapest$512Average$625FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$512Average$718FlexibilityNo cancel feeOn-time70%
IberiaCheapest$519Average$734FlexibilityNo cancel feeOn-time77%
DeltaCheapest$519Average$805FlexibilityNo cancel feeOn-timeN/A
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