How long is the flight from London to California?

Virgin Atlantic, United Airlines, and British Airways can get you from London to California in just under 16h 21m. Your travel time can differ by up to 7h 02m. The distance between London and California is about 5407 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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 $239 on Norse Atlantic UK. Other airlines that offer cheap prices include A.P.G. from $314 and TAP AIR PORTUGAL from $352 one-way.

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.

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).

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 cheapest flights from London to California?

On average you can expect to pay $4,658 for a flight from London to California. The cheapest flight overall is $474 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $399.

What are the most reliable airlines from London to California?

Consider SriLankan Airlines (94%), Air Canada (92%) or Austrian Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from London to California.

What are the most popular airlines that fly from London to California?

British Airways, United Airlines and American Airlines are the most popular airlines when flying from London to California.

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.

$419+ Flights from London to California

Q: How much does it cost to fly round-trip from London to California?

Airfare is below average for this route at the moment. London to California flights typically cost between $549 and $788 in February. The cheapest round-trip price found within the last 3 days was $544 on Virgin Atlantic (Feb 10-Feb 17).

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Cheap 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 December 28, 2025.

Mon 12/296:30 amLHR - ONT

2 stops18h 38mDelta

Wed 1/73:30 pmONT - LHR

2 stops32h 35mDelta

Deal found 12/27

$649

Wed 12/3110:05 amLHR - LAX

Nonstop11h 25mBritish Airways

Tue 1/63:30 pmLAX - LHR

Nonstop10h 30mBritish Airways

Deal found 12/27

$650

Tue 12/3010:45 amLHR - ONT

1 stop33h 44mDelta

Sat 1/101:11 pmONT - LHR

1 stop12h 49mDelta

Deal found 12/27

$666

Sun 12/2810:45 amLHR - ONT

1 stop13h 27mDelta

Sat 1/171:11 pmONT - LHR

1 stop12h 49mDelta

Deal found 12/27

$667

Fri 12/266:00 amLHR - SFO

1 stop18h 05mTAP AIR PORTUGAL

Wed 1/214:35 pmSFO - LHR

1 stop22h 05mTAP AIR PORTUGAL

Deal found 12/25

$699

Sun 12/2812:20 pmLHR - ONT

1 stop18h 29mVirgin Atlantic

Thu 1/157:30 amONT - LHR

1 stop20h 25mVirgin Atlantic

Deal found 12/27

$706

Fri 12/267:55 pmLHR - SFO

1 stop26h 50mTAP AIR PORTUGAL

Sat 1/314:35 pmSFO - LHR

1 stop16h 55mTAP AIR PORTUGAL

Deal found 12/26

$738

Fri 12/266:00 amLHR - SFO

1 stop18h 05mTAP AIR PORTUGAL

Wed 1/74:35 pmSFO - LHR

1 stop36h 05mTAP AIR PORTUGAL

Deal found 12/25

$771

Fri 12/266:00 amLHR - SFO

1 stop18h 05mTAP AIR PORTUGAL

Sat 1/174:35 pmSFO - LHR

1 stop21h 00mTAP AIR PORTUGAL

Deal found 12/25

$777

Tue 12/3010:45 amLHR - ONT

1 stop13h 27mVirgin Atlantic

Sat 1/106:00 amONT - LHR

1 stop20h 00mVirgin Atlantic

Deal found 12/26

$797

Fri 12/266:30 pmLHR - SFO

1 stop28h 15mTAP AIR PORTUGAL

Sat 1/104:35 pmSFO - LHR

1 stop21h 00mTAP AIR PORTUGAL

Deal found 12/26

$807

Tue 12/3010:05 amLHR - LAX

Nonstop11h 25mAmerican Airlines

Tue 9/223:45 pmLAX - LHR

Nonstop10h 30mAmerican Airlines

Deal found 12/27

$809

Best flights from London to California
Discover carefully curated flight deals from London to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Thu 1/227:30 amLHR - ONT

2 stops22h 28mUnited Airlines

Mon 1/265:05 amONT - LHR

1 stop20h 35mUnited Airlines

Deal found 12/27

$492

Tue 3/31:20 pmLHR - ONT

1 stop17h 17mVirgin Atlantic

Tue 3/1711:59 amONT - LHR

1 stop15h 31mVirgin Atlantic

Deal found 12/28

$510

Mon 2/236:50 amLCY - LAX

1 stop19h 40mBritish Airways

Mon 3/28:15 pmLAX - LCY

1 stop14h 20mBritish Airways

Deal found 12/27

$545

Sat 2/2811:50 amLHR - LAX

Nonstop11h 30mFinnair

Tue 3/312:05 pmLAX - LHR

1 stop13h 35mFinnair

Deal found 12/28

$550

Wed 6/106:15 pmLHR - LAX

Nonstop11h 10mDelta

Thu 6/181:45 pmLAX - LHR

1 stop14h 30mDelta

Deal found 12/27

$552

Fri 1/309:25 pmLGW - LAX

2 stops25h 35mTAP AIR PORTUGAL

Sat 2/74:45 pmLAX - LGW

1 stop33h 05mTAP AIR PORTUGAL

Deal found 12/27

$572

Fri 1/1612:00 pmSTN - LAX

1 stop14h 30mMultiple Airlines

Mon 1/198:15 pmLAX - STN

1 stop17h 05mMultiple Airlines

Deal found 12/27

$572

Mon 1/2612:20 pmLHR - LAX

1 stop18h 31mJetBlue

Tue 2/39:59 amLAX - LHR

1 stop12h 56mJetBlue

Deal found 12/26

$582

Tue 3/319:55 amLHR - LAX

Nonstop11h 15mKLM

Wed 4/88:35 pmLAX - LHR

Nonstop10h 25mKLM

Deal found 12/27

$605

Fri 2/275:30 pmLHR - LAX

2 stops31h 30mScandinavian Airlines

Wed 3/47:30 pmLAX - LHR

1 stop14h 10mScandinavian Airlines

Deal found 12/28

$618

Tue 2/246:40 pmLGW - LAX

1 stop29h 55mSWISS

Wed 3/47:10 pmLAX - LGW

1 stop14h 40mSWISS

Deal found 12/28

$626

Tue 4/287:20 amLGW - SFO

1 stop18h 35mLEVEL

Tue 5/127:40 pmSFO - LGW

1 stop32h 35mLEVEL

Deal found 12/27

$629

Wed 2/1111:40 amLGW - SFO

1 stop33h 05mAir Transat

Mon 2/161:45 pmSFO - LGW

1 stop36h 00mAir Transat

Deal found 12/27

$682

Tue 4/216:15 amSTN - LAX

1 stop20h 00mTurkish Airlines

Sat 4/251:25 pmLAX - STN

1 stop19h 25mTurkish Airlines

Deal found 12/28

$909

Fri 2/610:05 amLHR - ONT

1 stop15h 38mUnited Airlines

Tue 2/171:50 pmONT - LHR

1 stop14h 10mUnited Airlines

Deal found 12/26

$523

Tue 2/109:20 amLCY - LAX

2 stops17h 54mVirgin Atlantic

Tue 2/177:55 amLAX - LCY

2 stops17h 35mVirgin Atlantic

Deal found 12/27

$544

Wed 5/2010:00 amLCY - LAX

2 stops21h 21mDelta

Mon 6/14:45 pmLAX - LCY

1 stop15h 55mDelta

Deal found 12/25

$558

Wed 1/2810:05 amLHR - ONT

1 stop15h 38mUnited Airlines

Wed 2/41:53 pmONT - LHR

1 stop14h 07mUnited Airlines

Deal found 12/27

$523

Fri 1/238:05 amLHR - LAX

1 stop17h 14mJetBlue

Sat 2/79:25 amLAX - LHR

1 stop13h 30mJetBlue

Deal found 12/26

$583

Mon 4/134:25 pmLGW - LAX

1 stop30h 20mTAP AIR PORTUGAL

Tue 4/214:45 pmLAX - LGW

1 stop33h 00mTAP AIR PORTUGAL

Deal found 12/27

$583

Mon 1/2610:00 amLCY - LAX

2 stops20h 43mVirgin Atlantic

Mon 2/26:00 amLAX - LCY

2 stops18h 10mVirgin Atlantic

Deal found 12/27

$544

Mon 1/1211:30 amSTN - LAX

1 stop15h 00mMultiple Airlines

Mon 1/268:15 pmLAX - STN

1 stop17h 05mMultiple Airlines

Deal found 12/27

$615

Tue 4/149:25 amLGW - LAS

2 stops20h 34mSWISS

Sun 4/195:20 pmLAS - LGW

2 stops16h 30mSWISS

Deal found 12/26

$628

Thu 4/92:45 pmLHR - SFO

1 stop14h 19mFinnair

Tue 4/1410:19 amSFO - LHR

1 stop20h 06mFinnair

Deal found 12/27

$630

Mon 2/910:05 amLHR - ONT

1 stop15h 38mUnited Airlines

Mon 2/161:50 pmONT - LHR

1 stop14h 10mUnited Airlines

Deal found 12/26

$523

Mon 2/26:50 amLCY - SFO

1 stop16h 45mBritish Airways

Tue 2/176:28 amSFO - LCY

2 stops23h 37mBritish Airways

Deal found 12/26

$637

Tue 2/104:00 pmLHR - LAS

Nonstop10h 50mKLM

Tue 2/178:45 pmLAS - LHR

Nonstop9h 55mKLM

Deal found 12/26

$643

Thu 4/167:30 pmLHR - SFO

1 stop27h 10mScandinavian Airlines

Fri 4/244:45 pmSFO - LHR

1 stop15h 15mScandinavian Airlines

Deal found 12/25

$652

Tue 6/96:30 amLHR - LAX

1 stop13h 20mDelta

Sun 6/214:00 pmLAX - LHR

1 stop13h 05mDelta

Deal found 12/27

$602

Wed 4/299:20 amLCY - LAX

1 stop13h 25mVirgin Atlantic

Tue 5/59:45 amLAX - LCY

2 stops15h 45mVirgin Atlantic

Deal found 12/27

$552

Last-minute flights from London to California
Discover last-minute flight deals from London to California. Data last updated December 28, 2025 and is based on user searches.

Thu 1/812:05 pmLHR - ONT

1 stop17h 53mUnited Airlines

Wed 1/141:24 pmONT - LHR

1 stop12h 16mUnited Airlines

Deal found 12/26

$523

Sat 1/106:00 pmLHR - LAX

1 stop35h 28mAir Canada

Mon 1/1911:30 amLAX - LHR

1 stop13h 00mAir Canada

Deal found 12/26

$546

Mon 1/191:30 pmLHR - LAX

2 stops19h 04mMultiple Airlines

Wed 1/288:20 amLAX - LHR

1 stop18h 05mMultiple Airlines

Deal found 12/26

$545

Tue 1/201:00 pmLHR - ONT

2 stops31h 47mAir Canada

Sun 1/255:05 amONT - LHR

2 stops18h 05mAir Canada

Deal found 12/27

$524

Thu 1/227:30 amLHR - ONT

2 stops22h 28mUnited Airlines

Mon 1/265:05 amONT - LHR

1 stop20h 35mUnited Airlines

Deal found 12/27

$492

Fri 1/2310:05 amLHR - ONT

1 stop20h 43mIberia

Fri 1/3010:58 amONT - LHR

1 stop16h 42mIberia

Deal found 12/26

$502

Fri 1/2310:05 amLHR - ONT

1 stop15h 17mBritish Airways

Tue 1/274:45 pmONT - LHR

1 stop12h 30mBritish Airways

Deal found 12/26

$510

Fri 1/2310:05 amLHR - ONT

1 stop15h 17mBritish Airways

Wed 1/284:45 pmONT - LHR

1 stop12h 30mBritish Airways

Deal found 12/27

$512

Fri 1/2310:05 amLHR - ONT

1 stop15h 17mBritish Airways

Fri 2/132:44 pmONT - LHR

1 stop12h 56mBritish Airways

Deal found 12/26

$514

Mon 1/262:30 pmLHR - ONT

1 stop16h 21mVirgin Atlantic

Mon 2/26:00 amONT - LHR

1 stop20h 00mVirgin Atlantic

Deal found 12/27

$484

Mon 1/2610:05 amLHR - ONT

1 stop15h 17mBritish Airways

Sat 2/143:19 pmONT - LHR

1 stop12h 56mBritish Airways

Deal found 12/26

$518

Mon 1/269:20 amLCY - LAX

2 stops22h 01mVirgin Atlantic

Mon 2/26:00 amLAX - LCY

2 stops18h 10mVirgin Atlantic

Deal found 12/27

$544

One-way flights from London to California
Search for one-way flight options from London to California. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Tue 3/36:00 amLHR - ONT

2 stops20h 39mBritish Airways

Deal found 12/26

$419

Mon 3/27:40 pmLHR - ONT

2 stops28h 44mBritish Airways

Deal found 12/26

$420

Wed 3/48:20 amLHR - ONT

1 stop16h 04mBritish Airways

Deal found 12/26

$427

Tue 3/36:30 amLHR - ONT

2 stops19h 11mUnited Airlines

Deal found 12/27

$434

Mon 2/91:30 pmLHR - ONT

2 stops17h 23mUnited Airlines

Deal found 12/28

$435

Wed 2/1810:45 amLHR - ONT

1 stop21h 04mVirgin Atlantic

Deal found 12/26

$436

Tue 3/179:55 amLHR - ONT

1 stop16h 50mBritish Airways

Deal found 12/27

$443

Tue 2/248:20 amLHR - ONT

1 stop16h 04mBritish Airways

Deal found 12/27

$444

Wed 4/2210:50 amLHR - ONT

2 stops20h 50mBritish Airways

Deal found 12/27

$448

Mon 2/1612:05 pmLHR - ONT

1 stop17h 55mLufthansa

Deal found 12/27

$455

Mon 5/119:45 amLGW - LAS

3 stops35h 09mMultiple Airlines

Deal found 12/26

$469

Wed 5/68:40 amLHR - LAS

1 stop18h 55mJetBlue

Deal found 12/27

$475

Find flight deals from London to California

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$484 (TravelUp)
One-way from	$419 (British Airways)
Popular in	December
Cheapest in	September
Average price	$789
Good round-trip deal	$662 or less
Good one-way deal	$434 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 (LON) to California

Search Deals

One-way flight from London (LON) to California

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from London (LON) to California.

Search Deals

Price to beat on a one-way flight from London (LON) to California.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 1/22

7:30 am-9:58 pm

2 stops22h 28m

Ontario

Mon 1/26

5:05 am-9:40 am

1 stop20h 35m

$492

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 3/3

1:20 pm-10:37 pm

1 stop17h 17m

Ontario

Tue 3/17

11:59 am-10:30 am

1 stop15h 31m

$510

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 2/6

10:05 am-5:43 pm

1 stop15h 38m

Ontario

Tue 2/17

1:50 pm-12:00 pm

1 stop14h 10m

$523

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 1/28

10:05 am-5:43 pm

1 stop15h 38m

Ontario

Wed 2/4

1:53 pm-12:00 pm

1 stop14h 07m

$523

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Mon 2/9

10:05 am-5:43 pm

1 stop15h 38m

Ontario

Mon 2/16

1:50 pm-12:00 pm

1 stop14h 10m

$523

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Tue 2/10

9:20 am-7:14 pm

2 stops17h 54m

Los Angeles

Tue 2/17

7:55 am-9:30 am

2 stops17h 35m

$544

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Mon 1/26

10:00 am-10:43 pm

2 stops20h 43m

Los Angeles

Mon 2/2

6:00 am-8:10 am

2 stops18h 10m

$544

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Mon 2/23

6:50 am-6:30 pm

1 stop19h 40m

Los Angeles

Mon 3/2

8:15 pm-6:35 pm

1 stop14h 20m

$545

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 2/28

11:50 am-3:20 pm

Nonstop11h 30m

Los Angeles

Tue 3/3

12:05 pm-9:40 am

1 stop13h 35m

$550

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 6/10

6:15 pm-9:25 pm

Nonstop11h 10m

Los Angeles

Thu 6/18

1:45 pm-12:15 pm

1 stop14h 30m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 60 results

...

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, September is the cheapest month in which you can book a flight from London to California (average of $320). Flying from London to California in July is currently the most expensive (average of $540). 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?

Unlike at noon, when flights are generally more expensive, you can save up to 12% on flights from London to California by exploring options for tickets in the evening.

What is the cheapest day to fly from London to California?

Travelers seeking maximum savings on their London to California flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to California

The most flights from LON to USCA are scheduled on a Saturday (52 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (45 on average).

How much does it cost to fly round-trip from London to California?

Reviews of airlines servicing California

Read through reviews of airlines operating flights from London to California, such as Delta, Virgin Atlantic, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,019 reviews

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

7.9

Good

8,019 reviews

Delta

7.9

Good

8,019 reviews

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

Virgin Atlantic

7.5

Good

677 reviews

Delta

7.9

Good

8,019 reviews

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

United Airlines

7.4

Good

9,113 reviews

Delta

7.9

Good

8,019 reviews

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

American Airlines

7.2

Good

11,073 reviews

Delta

7.9

Good

8,019 reviews

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

British Airways

6.7

Okay

7,616 reviews

Delta

7.9

Good

8,019 reviews

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

How long is the flight from London to California?
Virgin Atlantic, United Airlines, and British Airways can get you from London to California in just under 16h 21m. Your travel time can differ by up to 7h 02m. The distance between London and California is about 5407 mi. Both multi-stop and nonstop flights can be found to your destination and back.
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 $239 on Norse Atlantic UK. Other airlines that offer cheap prices include A.P.G. from $314 and TAP AIR PORTUGAL from $352 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 (94%), Air Canada (92%) or Austrian 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 $4,658 for a flight from London to California. The cheapest flight overall is $474 while the most popular route, (London Heathrow - Los Angeles) is currently priced at $399.
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, September is the cheapest month in which you can book a flight from London to California (average of $320). Flying from London to California in July is currently the most expensive (average of $540). 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

Alternative routes for London to California

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Complete your trip

California car rentals

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Fresno Airterminal Airport car rentals

Long Beach Municipal Airport car rentals

Top 10 airlines flying from London to California

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest$381	Average$558	FlexibilityNo cancel fee	On-timeN/A
Aer Lingus	Cheapest$416	Average$768	FlexibilityNo cancel fee	On-timeN/A
TAP AIR PORTUGAL	Cheapest$449	Average$494	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$498	Average$781	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$503	Average$727	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$516	Average$732	FlexibilityNo cancel fee	On-time72%
British Airways	Cheapest$516	Average$725	FlexibilityNo cancel fee	On-time70%
Lufthansa	Cheapest$519	Average$662	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$520	Average$767	FlexibilityNo cancel fee	On-time77%
Brussels Airlines	Cheapest$530	Average$703	FlexibilityNo cancel fee	On-timeN/A

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$419+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from London to California

Cheapest flights from London to CaliforniaExplore 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 December 28, 2025.

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 December 28, 2025.

Find flight deals from London to California

Keep the following information in mind while searching for London to California flight deals. Data was last updated December 28, 2025.

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Best time to book a flight from London to California

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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 December 28, 2025.

What is the cheapest day to fly from London to California?

Use this chart to determine the cheapest time to fly round-trip from London to California. Price data was last updated on December 16, 2024.

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 December 28, 2025.

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Reviews of airlines servicing California

Read through reviews of airlines operating flights from London to California, such as Delta, Virgin Atlantic, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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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 December 28, 2025.