What are the cheapest airlines to fly from United Kingdom to California one-way?

To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at £240. WestJet flights start at £320 while deals on TAP AIR PORTUGAL start at £322 one-way.

How far in advance should I book a flight from United Kingdom to California?

To save on the cost of your flight from United Kingdom to California, book at least 58 days before your planned departure. Booking around this time can save you about 20% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £490 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £698.

What is the cheapest month to fly from United Kingdom to California?

September can be a great time to fly to California from United Kingdom with a flight ticket averaging about £535. Cheapflights users have found deals in the month of September for as cheap as £292. The most expensive prices can be found in the month of August.

Can I find deals for flights from United Kingdom to California that include hotel bookings?

Yes. In addition to deals on United Kingdom to California flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from United Kingdom to California?

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

Can I find deals for business class flights from United Kingdom to California?

Yes. Cheapflights offers flight deals from United Kingdom 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.

£416+ Flights from the United Kingdom to California

Cheap flight deals from United Kingdom to California

Round-trip from	£397
One-way from	£239
Popular in	August
Cheapest in	September
Average price	£466
Good round-trip deal	£467 or less
Good one-way deal	£315 or less

Lufthansa
1/5-14/5
3 total stops
32h 35m total
United Kingdom to California

Search Deals

11/3
3 total stops
41h 23m total
United Kingdom to California

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£43 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Price to beat on a round-trip flight from United Kingdom to California.

Search Deals

Price to beat on a one-way flight from United Kingdom to California.

Search Deals

Find flight deals from United Kingdom to California

Cheapest flights from United Kingdom to California
Explore the most affordable flight options available from United Kingdom to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Thu 1/509:30LHR - ONT

2 stops20h 30mLufthansa

Wed 14/516:15ONT - LHR

1 stop12h 05mLufthansa

Deal found 21/2£397

Thu 20/309:30LHR - ONT

2 stops20h 15mUnited Airlines

Thu 27/306:00ONT - LHR

1 stop18h 30mUnited Airlines

Deal found 19/2£400

Wed 12/311:15LHR - LAX

Nonstop11h 30mAmerican Airlines

Thu 3/415:40LAX - LHR

Nonstop10h 25mAmerican Airlines

Deal found 20/2£400

Fri 21/210:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Mon 31/315:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 20/2£401

Thu 20/308:55LHR - LAX

2 stops19h 30mAir Canada

Sat 29/311:35LAX - LHR

1 stop16h 15mAir Canada

Deal found 20/2£402

Thu 27/207:30LHR - LAX

1 stop17h 35mFinnair

Wed 12/311:35LAX - LHR

1 stop14h 00mFinnair

Deal found 20/2£402

Sat 19/414:10LHR - LAX

1 stop17h 43mLufthansa

Sun 27/419:55LAX - LHR

1 stop33h 25mLufthansa

Deal found 20/2£403

Wed 12/309:25LCY - LAX

1 stop15h 05mSWISS

Wed 19/320:10LAX - LCY

1 stop15h 30mSWISS

Deal found 19/2£404

Tue 18/308:55LHR - LAX

1 stop15h 35mMultiple Airlines

Fri 4/416:35LAX - LHR

Nonstop10h 35mMultiple Airlines

Deal found 20/2£406

Wed 12/318:45LGW - LAX

1 stop29h 45mSWISS

Wed 19/320:10LAX - LGW

1 stop14h 40mSWISS

Deal found 19/2£406

Sat 8/314:30LHR - ONT

1 stop16h 22mKLM

Wed 12/313:30ONT - LHR

1 stop13h 30mKLM

Deal found 20/2£408

Fri 28/213:00LHR - LAX

1 stop18h 55mUnited Airlines

Fri 7/310:46LAX - LHR

1 stop17h 14mUnited Airlines

Deal found 20/2£409

Best flights from United Kingdom to California
Discover carefully curated flight deals from United Kingdom to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Thu 1/509:30LHR - ONT

2 stops20h 30mLufthansa

Wed 14/516:15ONT - LHR

1 stop12h 05mLufthansa

Deal found 21/2£397

Thu 20/309:30LHR - ONT

2 stops20h 15mUnited Airlines

Thu 27/306:00ONT - LHR

1 stop18h 30mUnited Airlines

Deal found 19/2£400

Wed 12/315:05LHR - LAX

Nonstop11h 20mAmerican Airlines

Tue 8/420:05LAX - LHR

Nonstop10h 30mAmerican Airlines

Deal found 20/2£400

Mon 24/316:55LHR - LAX

Nonstop11h 30mBritish Airways

Wed 2/413:20LAX - LHR

Nonstop10h 40mBritish Airways

Deal found 20/2£401

Thu 20/308:55LHR - LAX

2 stops19h 30mAir Canada

Sat 29/311:35LAX - LHR

1 stop16h 15mAir Canada

Deal found 20/2£402

Wed 12/309:25LCY - LAX

1 stop15h 05mSWISS

Wed 19/320:10LAX - LCY

1 stop15h 30mSWISS

Deal found 19/2£404

Tue 4/310:20LHR - LAX

1 stop14h 45mFinnair

Thu 27/311:35LAX - LHR

1 stop14h 00mFinnair

Deal found 20/2£405

Tue 18/308:55LHR - LAX

1 stop15h 35mMultiple Airlines

Fri 4/416:35LAX - LHR

Nonstop10h 35mMultiple Airlines

Deal found 20/2£406

Fri 7/306:40LHR - LAX

1 stop16h 55mScandinavian Airlines

Sun 9/318:40LAX - LHR

2 stops17h 10mScandinavian Airlines

Deal found 20/2£406

Sat 8/314:30LHR - ONT

1 stop16h 22mKLM

Wed 12/313:30ONT - LHR

1 stop13h 30mKLM

Deal found 20/2£408

Wed 30/410:45LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Wed 30/416:30LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 20/2£410

Sun 9/321:25LGW - SFO

2 stops25h 20mTAP AIR PORTUGAL

Mon 17/317:40SFO - LGW

2 stops19h 50mTAP AIR PORTUGAL

Deal found 20/2£411

Direct flights from United Kingdom to California
Explore direct flight options from United Kingdom to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 February 2025.

Wed 12/311:15LHR - LAX

Nonstop11h 30mAmerican Airlines

Thu 3/415:40LAX - LHR

Nonstop10h 25mAmerican Airlines

Deal found 20/2£400

Mon 24/316:55LHR - LAX

Nonstop11h 30mBritish Airways

Wed 2/413:20LAX - LHR

Nonstop10h 40mBritish Airways

Deal found 20/2£401

Thu 24/409:55LHR - LAX

Nonstop11h 20mVirgin Atlantic

Mon 28/420:10LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 20/2£403

Sat 12/416:55LHR - LAX

Nonstop11h 20mFinnair

Sun 20/413:20LAX - LHR

Nonstop10h 40mFinnair

Deal found 20/2£410

Wed 9/410:45LHR - SFO

Nonstop11h 05mBritish Airways

Sat 19/419:20SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 20/2£410

Wed 30/410:45LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Wed 30/416:30LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 20/2£410

Mon 31/311:15LHR - SFO

Nonstop11h 05mVirgin Atlantic

Mon 7/416:10SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 20/2£416

Tue 4/311:45LHR - SFO

Nonstop11h 15mMultiple Airlines

Tue 11/321:40SFO - LHR

Nonstop10h 35mMultiple Airlines

Deal found 20/2£418

Mon 3/315:20LHR - LAX

Nonstop11h 20mUnited Airlines

Sun 30/316:35LAX - LHR

Nonstop10h 35mUnited Airlines

Deal found 20/2£419

Thu 13/313:45LHR - SFO

Nonstop11h 10mBrussels Airlines

Thu 20/313:50SFO - LHR

Nonstop10h 35mBrussels Airlines

Deal found 20/2£421

Sat 3/513:05LHR - LAX

Nonstop11h 10mAustrian Airlines

Tue 6/516:35LAX - LHR

Nonstop10h 35mAustrian Airlines

Deal found 20/2£421

Wed 12/310:05LHR - SFO

Nonstop11h 10mLufthansa

Sat 29/312:55SFO - LHR

Nonstop10h 30mLufthansa

Deal found 20/2£421

Last-minute flights from United Kingdom to California
Discover last-minute flight deals from United Kingdom to California. Data last updated 21 February 2025 and is based on user searches.

Fri 21/210:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Mon 31/315:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 20/2£401

Tue 25/216:45LHR - LAX

Nonstop11h 30mVirgin Atlantic

Mon 3/322:15LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 20/2£406

Thu 27/209:55LHR - LAX

1 stop15h 10mFinnair

Wed 12/311:35LAX - LHR

1 stop14h 00mFinnair

Deal found 20/2£401

Thu 27/212:55LHR - LAX

1 stop16h 08mBritish Airways

Thu 6/321:35LAX - LHR

Nonstop10h 25mBritish Airways

Deal found 20/2£404

Thu 27/213:25LHR - LAX

2 stops18h 30mAir Canada

Wed 12/308:30LAX - LHR

1 stop15h 40mAir Canada

Deal found 20/2£407

Thu 27/209:55LHR - LAX

1 stop15h 10mAmerican Airlines

Wed 12/310:31LAX - LHR

1 stop13h 19mAmerican Airlines

Deal found 20/2£410

Thu 27/211:40LHR - SFO

Nonstop11h 10mVirgin Atlantic

Wed 12/317:40SFO - LHR

Nonstop10h 15mVirgin Atlantic

Deal found 20/2£411

Thu 27/210:45LHR - ONT

1 stop13h 43mKLM

Wed 12/313:30ONT - LHR

1 stop13h 30mKLM

Deal found 20/2£415

Thu 27/206:40LHR - SFO

1 stop17h 00mScandinavian Airlines

Thu 6/317:30SFO - LHR

1 stop16h 10mScandinavian Airlines

Deal found 20/2£416

Thu 27/207:30LHR - LAX

1 stop17h 35mFinnair

Wed 12/311:35LAX - LHR

1 stop14h 00mFinnair

Deal found 20/2£402

Fri 28/213:00LHR - LAX

1 stop18h 55mUnited Airlines

Fri 7/319:00LAX - LHR

Nonstop10h 30mUnited Airlines

Deal found 20/2£409

Fri 28/215:20LHR - LAX

Nonstop11h 20mMultiple Airlines

Fri 14/322:55LAX - LHR

1 stop24h 35mMultiple Airlines

Deal found 20/2£416

One-way flights from United Kingdom to California
Search for one-way flight options from United Kingdom to California. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Tue 11/308:00LGW - LAS

3 stops41h 23mMultiple Airlines

Deal found 20/2£239

Tue 18/312:00LGW - LAS

Nonstop10h 40mNorse Atlantic UK

Deal found 20/2£240

Tue 29/416:50LHR - LAS

3 stops53h 15mMultiple Airlines

Deal found 20/2£280

Thu 13/314:00LGW - LAX

2 stops24h 03mMultiple Airlines

Deal found 20/2£318

Mon 3/315:15LHR - LAX

3 stops51h 44mMultiple Airlines

Deal found 20/2£318

Mon 10/314:50LHR - LAX

1 stop13h 54mWestJet

Deal found 20/2£320

Tue 20/506:45LCY - LAX

2 stops23h 25mMultiple Airlines

Deal found 20/2£321

Tue 10/606:00LHR - LAX

1 stop16h 40mTAP AIR PORTUGAL

Deal found 20/2£322

Mon 3/314:50LHR - LAS

1 stop29h 42mWestJet

Deal found 20/2£328

Sun 25/510:45LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Deal found 20/2£330

Mon 17/320:50LHR - LAX

1 stop30h 15mVueling

Deal found 20/2£331

Fri 6/610:35LGW - LAX

1 stop36h 05mTAP AIR PORTUGAL

Deal found 20/2£345

Find flights from United Kingdom to California within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 1/5

09:30-22:00

2 stops20h 30m

Ontario

Wed 14/5

16:15-12:20

1 stop12h 05m

£397

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 20/3

06:30-18:04

2 stops18h 34m

Ontario

Thu 27/3

05:05-07:10

2 stops19h 05m

£400

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 12/3

11:15-15:45

Nonstop11h 30m

Los Angeles

Thu 3/4

15:40-10:05

Nonstop10h 25m

£400

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 24/3

16:55-21:25

Nonstop11h 30m

Los Angeles

Wed 2/4

13:20-08:00

Nonstop10h 40m

£401

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 20/3

08:55-21:25

2 stops19h 30m

Los Angeles

Thu 10/4

07:45-10:00

2 stops18h 15m

£402

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 19/4

14:10-23:53

1 stop17h 43m

Los Angeles

Sun 27/4

19:55-13:20

1 stop33h 25m

£403

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Wed 12/3

09:25-17:30

1 stop15h 05m

Los Angeles

Wed 19/3

20:10-18:40

1 stop15h 30m

£404

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 30/3

14:10-00:29

1 stop18h 19m

Los Angeles

Fri 11/4

14:45-12:30

1 stop13h 45m

£404

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 18/3

08:55-17:30

1 stop15h 35m

Los Angeles

Fri 4/4

16:35-11:10

Nonstop10h 35m

£406

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 7/3

06:40-15:35

1 stop16h 55m

Los Angeles

Sun 9/3

18:40-18:50

2 stops17h 10m

£406

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 60 results

...

Best time to book a flight from United Kingdom to California

Have a flexible travel schedule? Discover the best time to fly to California from United Kingdom 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.

Travel insights for flights from United Kingdom to California

Get recent, data-driven insights about flights from United Kingdom to California including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from United Kingdom to California (average of £575). Flying from United Kingdom to California in July is currently the most expensive (average of £811). 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 GB to CA?

When flying from United Kingdom 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 United Kingdom to California

The most flights from GB0 to USCA are scheduled on a Thursday (54 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (36 on average).

Rainfall in California by month

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

Temperature in California 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing California

See what other customers who have flown with Delta, Air New Zealand and KLM from United Kingdom to California have to say. 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

8,213 reviews

Check prices

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

8,213 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

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

460 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

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

1,331 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

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

380 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

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

LOT

7.6

Good

1,080 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

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

What are the cheapest airlines to fly from United Kingdom to California one-way?
To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at £240. WestJet flights start at £320 while deals on TAP AIR PORTUGAL start at £322 one-way.
Can I find deals for flights from United Kingdom to California that include hotel bookings?
Yes. In addition to deals on United Kingdom to California flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to California?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to California.
Can I find deals for business class flights from United Kingdom to California?
Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to California?
Currently, January is the cheapest month in which you can book a flight from United Kingdom to California (average of £575). Flying from United Kingdom to California in July is currently the most expensive (average of £811). 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 United Kingdom to California

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Top 10 airlines flying from United Kingdom to California

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£277	Average£596	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Norse Atlantic UK	Cheapest£301	Average£556	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Air Canada	Cheapest£318	Average£584	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air France	Cheapest£336	Average£583	FlexibilityNo cancel fee	On-time77%	Search Air France flights
TAP AIR PORTUGAL	Cheapest£367	Average£533	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
SWISS	Cheapest£369	Average£584	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Austrian Airlines	Cheapest£377	Average£521	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Brussels Airlines	Cheapest£399	Average£552	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Air Transat	Cheapest£401	Average£573	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
American Airlines	Cheapest£403	Average£641	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

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Cheap flights from the United Kingdom to California from £239

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to California

Keep the following information in mind while searching for United Kingdom to California flight deals. Data was last updated 21 February 2025.

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Find flight deals from United Kingdom to California

Cheapest flights from United Kingdom to CaliforniaExplore the most affordable flight options available from United Kingdom to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from United Kingdom to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from United Kingdom to California within your budget

Best time to book a flight from United Kingdom to California

Have a flexible travel schedule? Discover the best time to fly to California from United Kingdom with our price prediction graph.

Travel insights for flights from United Kingdom to California

Get recent, data-driven insights about flights from United Kingdom to California including ideal travel times, pricing trends, and more.

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

What is the cheapest time of day to fly from GB to CA?

Find hourly flight availability from United Kingdom 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 21 February 2025.

Weekly flight availability from United Kingdom to California

Rainfall in California by month

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

Temperature in California by month

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

Reviews of airlines servicing California

See what other customers who have flown with Delta, Air New Zealand and KLM from United Kingdom to California have to say. 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.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to California one-way?

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

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Alternative routes for United Kingdom to California

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Top 10 airlines flying from United Kingdom to California

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Cheapest flights from United Kingdom to California
Explore the most affordable flight options available from United Kingdom to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.