Time difference between San Francisco and London
London is currently 8 hours ahead of San Francisco. Their working days do not overlap at all, so one side has to step outside office hours. The table below shows the hours side by side.
Your team keeps different hours?
National conventions are the default and the public figure. Change them here for your own answer — the chart, the window and the calendar file all follow.
Not on that day. Saturday is a rest day in both San Francisco and London. The hours above are what you would share on a day you are both at work.
| San Francisco | London | |
|---|---|---|
| 00:00 | 08:00 | |
| 01:00 | 09:00 | |
| 02:00 | 10:00 | |
| 03:00 | 11:00 | |
| 04:00 | 12:00 | |
| 05:00 | 13:00 | |
| 06:00 | 14:00 | |
| 07:00 | 15:00 | |
| 08:00 | 16:00 | |
| 09:00 | 17:00 | |
| 10:00 | 18:00 | |
| 11:00 | 19:00 | |
| 12:00 | 20:00 | |
| 13:00 | 21:00 | |
| 14:00 | 22:00 | |
| 15:00 | 23:00 | |
| 16:00 | 00:00 | |
| 17:00 | 01:00 | |
| 18:00 | 02:00 | |
| 19:00 | 03:00 | |
| 20:00 | 04:00 | |
| 21:00 | 05:00 | |
| 22:00 | 06:00 | |
| 23:00 | 07:00 |
The difference adjusts automatically for daylight saving in both places. Living in San Francisco and working with London? See the rhythm score for basing there.
The working week
- San Francisco
- 09:00 to 17:00, Monday, Tuesday, Wednesday, Thursday, Friday.
- London
- 09:00 to 17:00, Monday, Tuesday, Wednesday, Thursday, Friday. Assumed: we have no verified convention for this country, so the international default is used.
Sources and last check
Times, offsets and sun positions on this page are computed live from the IANA timezone database and the NOAA solar algorithm, so they do not depend on the review dates below.
- Working hours and weekend days for 55 countries
- Source: Published national labour conventions and government working-hours guidance. Last checked, reviewed every 12 months.
Not covered:A national convention, not any given employer. Countries not listed fall back to a nine-to-five, Monday to Friday default, and pages say so rather than implying we checked.
FAQ
How many hours between San Francisco and London?
London is 8 hours ahead of San Francisco (+8 hours).
When is the best time for a meeting?
There is no time that suits both: San Francisco works 09:00–17:00 and London works 09:00–17:00 locally, and those never coincide. Someone has to take the call outside office hours.