Cheap flights from London Heathrow Airport to California from £227
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 Heathrow Airport to California departing on 2/9. 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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How to get the cheapest flight ticket from London Heathrow Airport 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?
If you are unable to visit California during the month of March, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around £428.
What is the cheapest day to depart on your flight to California?
The cheapest day to depart on your flight to California is on a Wednesday when prices can be found for as low as £497. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £584.
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 evening when flights can be purchased for as low as £493. In contrast, the most expensive time of day to depart to California is at midday when prices are around £545.
What is the cheapest London Heathrow to California flight route?
Fly from London Heathrow to San Francisco for the best London Heathrow - 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 Heathrow Airport when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to California for around £502 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 Heathrow Airport for as low as £442 on momondo.
What cabin class options are available on London Heathrow to California flights?
There are 4 cabin classes available to choose from on London Heathrow 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 Heathrow to California?
Aer Lingus, Vueling, and Iberia are the most popular carriers operating from London Heathrow to California
Which airlines fly to California?
Virgin Atlantic, British Airways and Lufthansa are the top three most popular airlines that fly to California from London Heathrow Airport according to our data. Virgin Atlantic is the first choice among our users, with 39% of people opting to fly with this airline when travelling to California. Keep in mind that there are 21 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 Heathrow Airport to California on average per day?
As of June 2025, there are 109 flights per day flying from London Heathrow Airport to California. The most common time of day flights depart is 14:00, with 65% of flights taking off in the afternoon.
How many flights depart from London Heathrow Airport to California on average per week?
As of June 2025, 767 flights take off from London Heathrow Airport 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 Heathrow Airport to California flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to California
Best price found | £227 |
|---|---|
Fastest flight time | 10h 20m |
Direct flights | Every day |
Airports in California | 4 airports |
When did momondo last update prices for flights from London Heathrow Airport to California?
Prices for flights from London Heathrow Airport to California are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to California?
There are 22 operators available for flights from London Heathrow Airport to California as of June 2025.
How old do you have to be to fly from London Heathrow Airport to California?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to California.
What documentation or ID do you need to fly to California?
The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to California?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to California is Boeing 787-9 Dreamliner, representing 24.78% of all bookings. The subsequent popular models are Boeing 777-300ER at 14.42%, Airbus A350-1000 at 13.57%, and Airbus A380-800 at 12.67%.
Best airlines flying from London Heathrow Airport to California
Compare and see reviews for airlines that fly from London Heathrow Airport to California with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £235 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom £274 | Free Cancellation | Rating 7.5 1,624 reviews | |||
| PriceFrom £275 | Free Cancellation | Rating 7.1 9,539 reviews | |||
| PriceFrom £312 | Free Cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom £324 | Free Cancellation | Rating 7.2 47 reviews | |||
| PriceFrom £340 | Free Cancellation | Rating 7.6 802 reviews | |||
| PriceFrom £341 | Free Cancellation | Rating 7.4 355 reviews | |||
| PriceFrom £342 | Free Cancellation | Rating 7.1 1,885 reviews | |||
| PriceFrom £352 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom £352 | Free Cancellation | Rating 7.3 1,387 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?
Yes. All flights to California from London on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from London to California?
Once all potential London to California flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from London to California right now. Can momondo alert me if prices change?
Yes. momondo can track prices for London to California flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.