€349 Cheap Flights London to San Francisco (LGW-SFO)

View €349 flight on Thu, 20 Nov 2025Opens in a new window

Popular airlines from Gatwick Airport (LGW) to San Francisco Intl. Airport (SFO)

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Cheap flights from London to San Francisco (LGW-SFO)

Prices were available within the past 7 days and start at €349 for one-way flights and €435 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Thu, 20 Nov - Fri, 5 Dec
LGW
London
SFO
San Francisco
€435 Return, found 4 days ago
€435
Return
found 4 days ago
Select TAP Portugal flight, departing Thu, 20 Nov from London to San Francisco, returning Fri, 5 Dec, priced at €435 found 4 days ago
TAP Portugal
Fri, 7 Nov - Mon, 17 Nov
LGW
London
SFO
San Francisco
€441 Return, found 4 days ago
€441
Return
found 4 days ago
Select TAP Portugal flight, departing Fri, 7 Nov from London to San Francisco, returning Mon, 17 Nov, priced at €441 found 4 days ago
TAP Portugal
Thu, 20 Nov - Fri, 5 Dec
LGW
London
SFO
San Francisco
€491 Return, found 4 days ago
€491
Return
found 4 days ago
Select TAP Portugal flight, departing Thu, 20 Nov from London to San Francisco, returning Fri, 5 Dec, priced at €491 found 4 days ago
TAP Portugal
Fri, 27 Feb - Fri, 6 Mar
LGW
London
SFO
San Francisco
€497 Return, found 5 days ago
€497
Return
found 5 days ago
Select TAP Portugal flight, departing Fri, 27 Feb from London to San Francisco, returning Fri, 6 Mar, priced at €497 found 5 days ago
TAP Portugal
Fri, 27 Feb - Sat, 7 Mar
LGW
London
SFO
San Francisco
€504 Return, found 5 days ago
€504
Return
found 5 days ago
Select TAP Portugal flight, departing Fri, 27 Feb from London to San Francisco, returning Sat, 7 Mar, priced at €504 found 5 days ago
TAP Portugal
Fri, 7 Nov - Mon, 10 Nov
LGW
London
SFO
San Francisco
€522 Return, found 13 hours ago
€522
Return
found 13 hours ago
Select TAP Portugal flight, departing Fri, 7 Nov from London to San Francisco, returning Mon, 10 Nov, priced at €522 found 13 hours ago
Swiss International Air Lines
Thu, 20 Nov - Fri, 5 Dec
LGW
London
SFO
San Francisco
€598 Return, found 4 days ago
€598
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, 20 Nov from London to San Francisco, returning Fri, 5 Dec, priced at €598 found 4 days ago
Air Transat
Fri, 7 Nov - Mon, 24 Nov
LGW
London
SFO
San Francisco
€614 Return, found 1 day ago
€614
Return
found 1 day ago
Select Air Transat flight, departing Fri, 7 Nov from London to San Francisco, returning Mon, 24 Nov, priced at €614 found 1 day ago
American Airlines
Thu, 20 Nov - Fri, 5 Dec
LGW
London
SFO
San Francisco
€621 Return, found 4 days ago
€621
Return
found 4 days ago
Select American Airlines flight, departing Thu, 20 Nov from London to San Francisco, returning Fri, 5 Dec, priced at €621 found 4 days ago
British Airways
Thu, 20 Nov - Fri, 5 Dec
LGW
London
SFO
San Francisco
€635 Return, found 4 days ago
€635
Return
found 4 days ago
Select British Airways flight, departing Thu, 20 Nov from London to San Francisco, returning Fri, 5 Dec, priced at €635 found 4 days ago

Find the cheapest month to fly from London (LGW) to San Francisco (SFO)

September is typically the cheapest month to fly

From €410 - €809 per traveller.

Frequently asked questions

How much is a flight from Gatwick Airport (LGW) to San Francisco Intl. Airport (SFO)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between London Gatwick and San Francisco Airport was €435. Fares this good don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Gatwick Airport (LGW) to San Francisco Airport?
The majority of flights can be cancelled online, but whether you are charged a fee all comes down to your airline. If you do need to cancel your holiday, follow the instructions in the Customer Service Portal.
How do I find cheap flights from LGW to SFO that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LGW to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LGW to San Francisco Intl. Airport (SFO)?
The distance is around 8,700 kilometres, so pack your carry-on bag with all the items you need to make the long journey comfortable. Wondering what to take on board your Gatwick to San Francisco flight? A travel pillow, earplugs and a sleep mask are a few essentials.
Which airlines fly direct from Gatwick Airport (LGW) to San Francisco Airport?
At present, no airlines offer flights directly from London Gatwick to San Francisco Intl. Airport (SFO). You'll have to book a flight with at least one stop. To score the best connections and price, lock in your airfare well in advance.
Are Gatwick Airport (LGW) to San Francisco Intl. Airport (SFO) flight tickets cheaper when they're purchased at the last minute?
It is possible to get an amazing last-minute deal from Gatwick Airport (LGW) to San Francisco Intl. Airport (SFO), but it's also possible to miss out entirely! As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals often, so you can be sure you're always getting the latest offers.

Travel information

Origin airport
Gatwick
Destination airport
San Francisco Intl.
Airlines serving
Air Transat, JetBlue Airways, Singapore Airlines, TAP Portugal
Return price
€434
Distance
8605 km

Book with confidence

Perfect flights from London to San Francisco

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to San Francisco. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Gatwick to San Francisco Intl. ticket options cater to your travel preferences, with incredible one-way fares from €349 and roundtrip prices from €435. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Francisco Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in San Francisco.
Perfect flights from London to San Francisco

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