London ↔ San Francisco time converter
San Francisco is 8 hours behind London.
Type a time in either city — 4pm, 4:30 PM and 16:00 all work — or pick one from the ▾ menu, and the other city updates instantly. The clocks load showing the current time in London, United Kingdom and San Francisco, United States.
London
United Kingdom
Europe/London
San Francisco
United States
America/Los_Angeles
Business-hours overlap
Working day (9:00–17:00) in each city, drawn on London's clock.
London 9–17
San Francisco 9–17
Overlap
Zone details
- London
- Europe/London
- San Francisco
- America/Los_Angeles
- Offset
- —
- DST
- Both London and San Francisco observe daylight saving time, so the gap between them can shift for a few weeks around the spring and autumn transitions.
For example, 4:00 PM in London is 8:00 AM in San Francisco, while 4:00 PM in San Francisco is midnight the next day in London.