Cheap flights from San Francisco to London from $199
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to London departing on 8/14. 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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SWISS flights from San Francisco to London Gatwick Airport
Our best SWISS deals on San Francisco to London Gatwick Airport flight tickets
British Airways flights from San Francisco to London Gatwick Airport
Our best British Airways deals on San Francisco to London Gatwick Airport flight tickets
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How to get the cheapest flight ticket from San Francisco to London Gatwick 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
What is the typical price of a round-trip flight between San Francisco and London Gatwick Airport?
What is the cheapest month to fly to London Gatwick Airport?
In general, April is the cheapest month to fly from San Francisco to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $644. If you are unable to visit London Gatwick Airport during the month of April, then departing from San Francisco during the month October is also very affordable. Most momondo users find prices during this month for around $648.
What is the cheapest day to depart on your flight to London Gatwick Airport?
The cheapest day to depart from San Francisco to London Gatwick Airport is on a Wednesday when prices can be found for as low as $686. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Friday is $1,067.
What is the cheapest time of day to depart on your flight to London Gatwick Airport?
Flying to London Gatwick Airport from San Francisco in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $675 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $948 per ticket.
Can stopping save me money on San Francisco to London Gatwick Airport flights?
You could potentially save up to 18% on your flight if you consider stops on a San Francisco to London Gatwick Airport flight.
What is the cheapest airline that flies from San Francisco to London Gatwick?
SWISS, TAP AIR PORTUGAL, and Vueling are the most popular carriers operating from San Francisco to London Gatwick
What airlines fly to London Gatwick Airport?
American Airlines, British Airways and United Airlines are the top three most popular airlines that fly to London Gatwick Airport from San Francisco according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to London Gatwick Airport. Keep in mind that there are 3 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from San Francisco to London Gatwick Airport
Cheap San Francisco to London Gatwick Airport (SFO to LGW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to London Gatwick Airport
How far is San Francisco to London Gatwick by plane?
A flight from San Francisco to London Gatwick will travel around 5365.4 mi. Typically, this will take 13h 36m by plane in normal conditions.
When did momondo last update prices for flights from San Francisco Airport to London Gatwick Airport?
Prices for flights from San Francisco Airport to London Gatwick Airport refresh daily.
How many operators does momondo search for flights from San Francisco Airport to London Gatwick Airport?
There are 3 operators available for flights from San Francisco Airport to London Gatwick Airport as of June 2025.
How old do you have to be to fly from San Francisco Airport to London Gatwick Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The necessary travel and health documents for your London Gatwick Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Francisco to London Gatwick Airport?
Based on momondo bookings for flights between San Francisco and London Gatwick Airport, the leading airline is American Airlines, making up 43% of the total bookings. Other popular airlines include British Airways with 41% and United Airlines with 16%.
Best airlines flying from San Francisco to London Gatwick Airport
Compare and see reviews for airlines that fly from San Francisco to London Gatwick Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $290 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $595 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $625 | Free Cancellation | Rating 7.2 10,000 reviews |
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Why should I use momondo to find a flight deal from San Francisco to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to London. momondo saves you time and could save you money on your trip.
Can I find flights from San Francisco to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from San Francisco which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Francisco to London?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to London.
I’m not ready to book a flight from San Francisco to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of San Francisco to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.