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San Francisco (SFO) - London (LHR)
Estimated flight time from San Francisco International Airport (SFO) to Heathrow Airport (LHR) is 10 hours 39 minutes.
Time difference and current local times
The time difference between San Francisco and London is 8 hours. London is 8 hours ahead of San Francisco.
Frequent Flyer Miles Calculator, SFO - LHR