San Francisco → London: Time Difference
London is 8 hours ahead of San Francisco.
How the difference works
San Francisco uses America/Los_Angeles (UTC-8 standard time) and London uses Europe/London (UTC+0 standard time) — a standard-time gap of 8 hours ahead of San Francisco. Both cities observe daylight saving time, but they switch on different dates, so the gap can temporarily change around those transitions.
Distance: about 8,616 km (5,354 mi) great-circle distance.
San Francisco → London, hour by hour
| San Francisco | London | Best hours to call |
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Frequently asked questions
What is the time difference between San Francisco and London?
In standard time, London is 8 hours ahead of San Francisco. Both cities observe daylight saving time, but they switch on different dates, so the gap can temporarily change around those transitions.
When it is 9:00 in San Francisco, what time is it in London?
In standard time it is 17:00 in London. During daylight saving periods the answer can move by an hour — the live table on this page always reflects today's rules.
How far is London from San Francisco?
About 8,616 km (5,354 miles) as the crow flies, computed from city-center coordinates.
San Francisco → Time Difference
- San Francisco → New York
- San Francisco → Los Angeles
- San Francisco → Chicago
- San Francisco → Washington, D.C.
- San Francisco → Miami
- San Francisco → Las Vegas
- San Francisco → Honolulu
- San Francisco → Vancouver
- San Francisco → Frankfurt
- San Francisco → Zurich
- San Francisco → Bangkok
- San Francisco → Jakarta
- London → San Francisco