Cheap flights from London to California from £251
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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to California
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to California (USCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 January 2025.
Find 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 23 January 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 23 January 2025.
Find flights from London to California within your budget
Customise 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 858,174 searches. Data last updated 23 January 2025.
Fly from
Fly to
Route
Depart
Return
Price
LondonSanta Ana
LHR - SNA
LHRSNA
London Heathrow
Wed 5/3
06:30-11:30
2 stops37h 00m
Santa Ana J. Wayne/Orange Cnty
Wed 12/3
12:30-07:10
2 stops35h 40m
LondonSanta Ana
LHR - SNA
LHRSNA
London Heathrow
Mon 3/3
07:40-17:58
2 stops18h 18m
Santa Ana J. Wayne/Orange Cnty
Mon 10/3
13:20-09:40
1 stop13h 20m
LondonOntario
LHR - ONT
LHRONT
London Heathrow
Mon 5/5
07:25-15:09
2 stops39h 44m
Ontario
Sun 11/5
16:15-09:40
1 stop33h 25m
LondonOntario
LHR - ONT
LHRONT
London Heathrow
Wed 5/3
09:30-20:40
2 stops19h 10m
Ontario
Wed 12/3
10:38-07:25
1 stop13h 47m
LondonSanta Ana
LHR - SNA
LHRSNA
London Heathrow
Tue 11/3
07:30-17:16
2 stops16h 46m
Santa Ana J. Wayne/Orange Cnty
Tue 1/4
09:45-07:25
1 stop13h 40m
LondonOntario
LHR - ONT
LHRONT
London Heathrow
Wed 12/3
06:30-16:42
2 stops17h 12m
Ontario
Tue 18/3
07:00-10:35
1 stop20h 35m
LondonOntario
LHR - ONT
LHRONT
London Heathrow
Wed 12/3
06:20-22:22
2 stops23h 02m
Ontario
Tue 18/3
13:30-07:05
2 stops34h 35m
LondonOntario
LHR - ONT
LHRONT
London Heathrow
Wed 19/2
13:50-22:16
1 stop16h 26m
Ontario
Mon 24/2
14:54-12:05
1 stop13h 11m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 14/3
06:40-16:35
1 stop16h 55m
Los Angeles
Sun 23/3
18:40-17:40
1 stop16h 00m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Mon 3/3
15:20-18:40
Nonstop11h 20m
Los Angeles
Mon 24/3
20:00-13:30
Nonstop10h 30m
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.
Travel insights for flights from London to California
Get recent, data-driven insights about flights from London to California including ideal travel times, pricing trends, and more.
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 £575). Flying from London 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 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 23 January 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 23 January 2025.
The most flights from LON to USCA are scheduled on a Monday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 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 - 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
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 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
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 23 January 2025.
Read reviews from past customers who have flown KLM, Virgin Atlantic and Delta from London to California. 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.
Comfort
Entertainment
Boarding
Food
Crew
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Boarding
Food
Crew
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Boarding
Food
Crew
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Boarding
Food
Crew
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Boarding
Food
Crew
Overall
Reviews
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.
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 London to California
See prices for flight routes from nearby airports that may be better suited for you.
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 858,174 searches. Data last updated 23 January 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to California?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to California from London today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from London to California?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to California from London.
Can Cheapflights find flights from London to California with no change fees?
Need flexible booking options for your flight to California from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from London to California become cheaper?
Yes, Cheapflights offers price alerts on London to California flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.