Cheap flights from California to London Heathrow Airport from $197
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to London Heathrow Airport departing on 2/28. 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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1 adult
Economy
0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from California to London that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from California to London.
Cheap last minute flights
Planning a quick getaway from California to London? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.
Cheap bus & train deals from California to London
Find recent round-trip train or bus tickets from California to London.
All round-trip flight deals to London
The cheapest plane tickets to London found on KAYAK recently.
Iberia flights from California to London Heathrow Airport
Our best Iberia deals on California to London Heathrow Airport flight tickets
Iberia![Iberia]()
Mar 5![Iberia]()
Mar 12
SFO11:00 amSan Francisco
13h 35m
1 stop
LHR8:35 amLondon Heathrow
LHR11:45 amLondon Heathrow
11h 15m
SFO4:00 pmSan Francisco
Iberia![Iberia]()
Apr 2![Iberia]()
Apr 9
SFO1:23 pmSan Francisco
14h 47m
1 stop
LHR12:10 pmLondon Heathrow
LHR2:15 pmLondon Heathrow
11h 00m
SFO5:15 pmSan Francisco
JetBlue flights from California to London Heathrow Airport
Our best JetBlue deals on California to London Heathrow Airport flight tickets
JetBlue![JetBlue]()
Feb 26![JetBlue]()
Mar 5
LAX8:00 amLos Angeles
13h 55m
1 stop
LHR5:55 amLondon Heathrow
LHR8:25 amLondon Heathrow
23h 34m
1 stop
LAX11:59 pmLos Angeles
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How to get the cheapest flight ticket from California to London Heathrow Airport
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
Prices
Airlines
Other information
What is the cheapest month to fly to London Heathrow Airport?
The month of October is, on average, the cheapest month to fly to London Heathrow Airport from California, with most prices found around $632. If you’re not able to fly to London Heathrow Airport in October, then February is your next best option. Flight prices from California to London Heathrow Airport during February average around $640.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $765. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $884.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from California to London Heathrow Airport in the morning for as low as $663. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $909.
What is the cheapest California to London Heathrow flight route?
Fly from San Francisco to London Heathrow for the best California - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
We recommend purchasing flights from California to London Heathrow Airport 28 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to London Heathrow Airport for $785. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $687.
What cabin class options are available on California to London Heathrow flights?
There are 4 cabin classes available to choose from on California to London Heathrow 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 California to London Heathrow?
WestJet, JetBlue, and Vueling are the most popular carriers operating from California to London Heathrow
What airlines fly to London Heathrow Airport?
British Airways, United Airlines and Virgin Atlantic are the top three most popular airlines that fly to London Heathrow Airport from California according to our data. British Airways is the first choice among our users, with 36% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 21 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from California to London Heathrow Airport on average per day?
As of January 2025, 99 flights take off from California and land in London Heathrow Airport each day. The most common flight departure time for this route is 5:00PM, with 56% of daily flights taking off in the afternoon.
How many flights depart from California to London Heathrow Airport on average per week?
As of January 2025, there are 696 flights per week flying from California to London Heathrow Airport. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.
Cheap California to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from California to London Heathrow Airport
When did momondo last update prices for flights from California to London Heathrow Airport?
Prices for flights from California to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from California to London Heathrow Airport?
There are 21 operators available for flights from California to London Heathrow Airport as of January 2025.
How old do you have to be to fly from California to London Heathrow Airport?
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 California to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from California to London Heathrow Airport?
Based on momondo bookings for flights between California and London Heathrow Airport, the leading plane model is Airbus A380-800, making up 20.90% of the total bookings. Other popular models include Boeing 777 with 18.60%, Boeing 787-9 Dreamliner with 15.08%, and Boeing 777-300ER with 13.69%.
Best airlines flying from California to London Heathrow Airport
Compare and see reviews for airlines that fly from California to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $369 | Free Cancellation | Rating 7.2 2,820 reviews | |||
| PriceFrom $419 | Free Cancellation | Rating 7.3 1,301 reviews | |||
| PriceFrom $422 | Free Cancellation | Rating 7.0 2,633 reviews | |||
| PriceFrom $455 | Free Cancellation | Rating 7.5 662 reviews | |||
| PriceFrom $463 | Free Cancellation | Rating 7.8 1,336 reviews | |||
| PriceFrom $473 | Free Cancellation | Rating 7.0 41 reviews | |||
| PriceFrom $481 | Free Cancellation | Rating 8.0 8,501 reviews | |||
| PriceFrom $488 | Free Cancellation | Rating 7.1 1,860 reviews | |||
| PriceFrom $494 | Free Cancellation | Rating 7.4 1,486 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.6 1,282 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from California to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from California to London for you.
Can I find flights from California to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from California with this policy.
How can momondo help me find flights from California to London?
Once all potential California to London 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 California to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from California and alert you when they change.
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