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Good to Know - Flights from San Francisco to London
Best time to beat the crowds
Most popular time to fly
or less (round trip)
Top Tips for Finding Cheap Flights from San Francisco to London
Looking for cheap airfare from San Francisco to London? 25% of our users found round-trip tickets to London for the following price or less: $ 334.95 Book at least 4 weeks before departure in order to get a below-average price. High season is considered to be June. The cheapest month to fly from San Francisco to London is December. Enter your preferred departure airport and travel dates into the search form above to unlock the latest San Francisco to London flight deals.
FAQs - Booking from San Francisco to London flights
A flight from San Francisco to London takes 13hours.
The cheapest flight San Francisco to London found on flyus.com in the last 72 hours was $334.95 round-trip.
Find cheap flights from San Francisco to London and book discounted airfare from different cities all over the United States. Explore airline ticket deals on flight routes all over the World! At Flyus, we take pride in helping you discover and book the best flight deals for your next trip at the cheapest price. We make booking flights from different departures easy and provide you with peace of mind with our Best Purchase Guarantee.
from San Francisco, United States (SFO) to:
- London, United Kingdom (LHR)Jan 18, 21 - Jan 22, 21$334.95
- London, United Kingdom (LHR)Oct 29, 20 - Dec 09, 20$334.95
- London, United Kingdom (LGW)Jul 12, 21 - Aug 19, 21$337.55
- London, United Kingdom (LCY)Nov 09, 20 - Nov 21, 20$620.29
- London, United Kingdom (LCY)Dec 01, 20 - Dec 08, 20$620.29