$175+ Cheap flights from California to the United Kingdom
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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
Aug 4 — Aug 111
1 adult, Economy
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Find cheap flights from California to United Kingdom with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from California to United Kingdom
Keep the following information in mind while searching for California to United Kingdom flight deals. Data was last updated July 30, 2025.
Round-trip from | $510 (Ovago) |
|---|---|
One-way from | $175 (Flightnetwork) |
Popular in | December |
Cheapest in | October |
Average price | $779 |
Good round-trip deal | $424 or less |
Good one-way deal | $156 or less |
Find flight deals from California to United Kingdom
Cheapest flights from California to United KingdomExplore the most affordable flight options available from California to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.
Explore the most affordable flight options available from California to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.
This Iberia deal was found by Cheapflights users on 7/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:00 amLAX - LHR
1 stop16h 50mIberia
Tue 11/116:45 pmLHR - LAX
1 stop29h 50mIberia
Deal found 7/29![Iberia logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:30 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Fri 9/1910:55 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Deal found 7/30![Norse Atlantic UK logo]()
$510
This British Airways deal was found by Cheapflights users on 7/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/153:40 pmLAX - LHR
Nonstop10h 25mBritish Airways
Wed 10/2210:10 amLHR - LAX
Nonstop11h 15mBritish Airways
Deal found 7/30![British Airways logo]()
$511
This CheapOair deal was found by Cheapflights users on 7/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:25 pmLAX - LGW
1 stop17h 10mMultiple Airlines
Wed 10/2210:55 amLGW - LAX
Nonstop11h 15mMultiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$511
This Expedia deal was found by Cheapflights users on 7/28. 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.
Wed 10/223:20 pmLAX - LGW
1 stop18h 35mIberia
Wed 10/299:05 pmLGW - LAX
1 stop29h 00mIberia
Deal found 7/28![Iberia logo]()
$512
This LATAM Airlines deal was found by Cheapflights users on 7/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/202:53 pmLAX - LHR
1 stop15h 32mMultiple Airlines
Fri 9/52:20 pmLHR - LAX
Nonstop11h 15mMultiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:35 pmLAX - LCY
1 stop13h 40mSWISS
Wed 10/229:25 amLCY - LAX
1 stop15h 05mSWISS
Deal found 7/29![SWISS logo]()
$515
This Connections by easyJet deal was found by Cheapflights users on 7/28. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/89:25 pmLAX - LTN
1 stop17h 10mMultiple Airlines
Tue 10/143:25 pmLTN - LAX
1 stop35h 40mMultiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$518
This SWISS deal was found by Cheapflights users on 7/28. 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.
Mon 9/87:35 pmLAX - LHR
1 stop18h 10mSWISS
Wed 9/248:40 amLHR - LAX
1 stop15h 50mSWISS
Deal found 7/28![SWISS logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:35 pmLAX - LGW
1 stop14h 20mSWISS
Thu 9/116:40 pmLGW - LAX
1 stop29h 50mSWISS
Deal found 7/29![SWISS logo]()
$519
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/133:51 pmSFO - LHR
1 stop14h 34mAmerican Airlines
Wed 8/2710:45 amLHR - SFO
Nonstop11h 05mAmerican Airlines
Deal found 7/29![American Airlines logo]()
$520
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/128:15 pmLAX - LHR
1 stop15h 10mAer Lingus
Fri 9/199:50 amLHR - LAX
1 stop16h 35mAer Lingus
Deal found 7/29![Aer Lingus logo]()
$521
Cheapflights Fare Finder
Customize your flight search to find flights from California to United Kingdom 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 July 30, 2025.
Use the filters below to find and compare flights from California to the United Kingdom that are best for you.
Fly from
California
Fly to
United Kingdom
Route
Depart
Return
Price
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Tue 8/12
1:30 pm-8:00 am
Nonstop10h 30m
London Heathrow
Tue 8/26
11:40 am-2:55 pm
Nonstop11h 15m
$510
Los AngelesLondon
LAX - LGW
LAXLGW
Los Angeles
Wed 9/10
4:30 pm-10:55 am
Nonstop10h 25m
London Gatwick
Fri 9/19
10:55 am-2:10 pm
Nonstop11h 15m
$510
Los AngelesLondon
LAX - LGW
LAXLGW
Los Angeles
Wed 10/15
9:25 pm-10:35 pm
1 stop17h 10m
London Gatwick
Wed 10/22
10:55 am-2:10 pm
Nonstop11h 15m
$511
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Wed 9/10
3:05 pm-2:20 pm
1 stop15h 15m
London Heathrow
Thu 9/18
6:00 am-1:05 pm
1 stop15h 05m
$512
Los AngelesLondon
LAX - LGW
LAXLGW
Los Angeles
Wed 10/22
3:20 pm-5:55 pm
1 stop18h 35m
London Gatwick
Wed 10/29
9:05 pm-7:05 pm
1 stop29h 00m
$512
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Wed 8/20
2:15 pm-1:30 pm
1 stop15h 15m
London Heathrow
Wed 8/27
6:15 am-1:05 pm
1 stop14h 50m
$514
Los AngelesLondon
LAX - LCY
LAXLCY
Los Angeles
Wed 10/8
7:35 pm-5:15 pm
1 stop13h 40m
London City
Wed 10/22
9:25 am-4:30 pm
1 stop15h 05m
$515
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Mon 8/18
1:48 pm-10:50 am
1 stop13h 02m
London Heathrow
Wed 9/3
12:00 pm-7:42 pm
1 stop15h 42m
$518
Los AngelesLondon
LAX - LTN
LAXLTN
Los Angeles
Wed 10/8
9:25 pm-10:35 pm
1 stop17h 10m
London Luton
Tue 10/14
3:25 pm-7:05 pm
1 stop35h 40m
$518
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Mon 9/8
7:35 pm-9:45 pm
1 stop18h 10m
London Heathrow
Thu 9/25
8:40 am-4:30 pm
1 stop15h 50m
$519
Showing 1-10 of 60 results
Best time to book a flight from California to United Kingdom
Have a flexible travel schedule? Discover the best time to fly to United Kingdom from California 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 California to the United Kingdom
What is the cheapest month to book a flight from California to United Kingdom?
Currently, November is the cheapest month in which you can book a flight from California to United Kingdom (average of $661). Flying from California to United Kingdom in June is currently the most expensive (average of $1,097). 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 CA to GB?
Find hourly flight availability from California to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to United Kingdom as you normally would.
Weekly flight availability from California to United Kingdom
Explore weekly flight availability from California to United Kingdom. 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 July 30, 2025.
The most flights from USCA to GB0 are scheduled on a Monday (59 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).
Reviews of airlines servicing United Kingdom
Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and Austrian Airlines from California to the United Kingdom. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Crew
8.5
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Crew
8.5
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Crew
8.5
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Crew
8.5
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Crew
8.5
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Crew
8.5
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from California to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alternative routes for California to United Kingdom
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from California to United Kingdom
Discover the top 10 airlines that operate flights from California to United Kingdom. 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 July 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$195 | Average$963 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$272 | Average$1,079 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$336 | Average$791 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$336 | Average$688 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$362 | Average$686 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$375 | Average$627 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$427 | Average$973 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$476 | Average$899 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$540 | Average$698 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$546 | Average$831 | FlexibilityNo cancel fee | On-time77% |