Looking for cheap flights from London to San Francisco? Ashdub Flights compares hundreds of airlines and travel agents in one search, so you see the cheapest fare first and book in a couple of taps.
San Francisco beckons with its distinctive fog, rolling hills, and a history as colourful as its Victorian houses. Experience the thrill of riding a historic cable car up Hyde Street, then gaze across the bay, taking in the grand sweep of the Golden Gate Bridge and Alcatraz. A city of innovation and unforgettable vistas.
Upon arrival at SFO, skip costly taxis. The BART train is your best friend, offering a swift, affordable, and direct journey into the city centre, connecting you effortlessly to Union Square or the Mission District. Grab a Clipper card for seamless travel on all local public transport.
The fares shown above update live, so search now to lock in today's best price from London.
Frequently asked questions
How do I find the cheapest flights from London to San Francisco?
Use the live search above. Ashdub Flights compares hundreds of airlines and travel agents in one go and sorts by price, so the cheapest San Francisco fare is always at the top.
Which airlines fly from London to San Francisco?
We compare both full-service and low-cost airlines departing from all London airports, so you see every available option in a single list.
When is the best time to book?
Fares change constantly. Booking a few weeks ahead and staying flexible on dates usually gets the best price, and because our fares update live you can always see today's cheapest option.
Are these prices live and accurate?
Yes. The fares shown are pulled in real time from our travel partners. You're taken straight to the partner to complete a secure booking at the price you see.
