Cheap flights from London to California from $251
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to California departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Austrian Airlines flights from London to California
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Norse Atlantic UK flights from London to California
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How to get the cheapest flight ticket from London to California
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to California?
The month of March is another great option to travel to California, with average flight prices from London averaging around $579.
What is the cheapest day to depart on your flight to California?
The cheapest day to depart from London to California is on a Thursday. Travelers who choose to depart for California on a Thursday will often find tickets for as low as $715. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to California on Sunday is $850.
What is the cheapest time of day to depart on your flight to California?
The cheapest time of day to fly to California is in the afternoon when flights can be purchased for as low as $736. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $778 on average. Flights to California from London in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest London to California flight route?
Fly from London Gatwick to Los Angeles for the best London - California flight prices
How far in advance should I book a flight to California?
You are more likely to see cheaper flights to California from London when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to California for around $682 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from London for as low as $601 on momondo.
What cabin class options are available on London to California flights?
There are 4 cabin classes available to choose from on London to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from London to California?
Norse Atlantic UK and Vueling are the most popular carriers operating from London to California
What airlines fly to California?
British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to California from London according to our data. British Airways is the first choice among our users, with 45% of people opting to fly with this airline when traveling to California. Keep in mind that there are 13 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.
How many flights depart from London to California on average per day?
The number of flights available between London and California is 103 per day as of June 2025. The most frequent departure time is 2:00PM, with 65% of daily flights leaving in the afternoon.
How many flights depart from London to California on average per week?
As of June 2025, 726 flights take off from London and land in California each week. The most common flight departure day for this route is Wed, with 15% of weekly flights taking off on this day.
Cheap London to California flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to California
Best Price Found | $251 |
|---|---|
Fastest flight time | 10h 20m |
Direct flights | Every day |
Airports in California | 3 airports |
When did momondo last update prices for flights from London to California?
Prices for flights from London to California refresh daily.
How many operators does momondo search for flights from London to California?
The number of operators available for flights from London to California is 13 as of June 2025.
How old do you have to be to fly from London to California?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to California.
What documentation or ID do you need to fly to California?
The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London to California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to California is Boeing 787-9 Dreamliner (25.85% of total bookings). The next most popular plane models are Airbus A350-1000 (14.22%), Boeing 777-300ER (13.07%), and Airbus A380-800 (12.55%).
Best airlines flying from London to California
Compare and see reviews for airlines that fly from London to California with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $445 | Free Cancellation | Rating 7.1 46 reviews | |||
| PriceFrom $507 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $510 | Free Cancellation | Rating 7.6 802 reviews | |||
| PriceFrom $510 | Free Cancellation | Rating 7.3 1,387 reviews | |||
| PriceFrom $512 | Free Cancellation | Rating 7.4 355 reviews | |||
| PriceFrom $516 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom $518 | Free Cancellation | Rating 7.0 2,776 reviews | |||
| PriceFrom $522 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $523 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $524 | Free Cancellation | Rating 6.7 7,139 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to California?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to California from London.
Can I find flights from London to California with flexible booking policies on momondo?
Flights from London to California with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from London to California?
momondo provides multiple filters to help you find the best flight to California from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from London to California right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of London to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.