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Cheap Flights from San Francisco to London $532.24

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Cheapest Flights from San Francisco to London (SFO to LHR)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
London Airports

London

$1380.56

$398.99

$670.49

$724.76

Southend-on-Sea

$765.52

Interesting Facts About Flights from San Francisco to London (SFO to LHR)

Question : Best case scenario, how quickly can someone get to LHR from SFO?
Answer : If you're able to take the shortest direct flight (which is offered by Virgin Atlantic), you can leave SFO at 10:05 PM PST and get to LHR at 3:25 PM GMT (9 hours and 20 minutes). Remember, there is an eight-hour time change.

Question : How many days should you spend in London if you're flying in from San Francisco?
Answer : Of course you're not most people, but if you were, you'd stay roughly 13 days.

Question : Who's offering the cheapest round-trip flight to London Heathrow Airport (LHR) over the coming months?
Answer : American Airlines is your best bet for finding that coveted low fare.

Question : In the next four weeks, what day should you book your trip?
Answer : December 7th offers bookings (as of November 28th) that are 23% below the average price for this route. Saving on booking fees means you'll have more cash to spend on your trip.