Meeting planner for 2026
Best meeting time for London and San Francisco
London is 8 hours ahead of San Francisco for most of 2026. Their 09:00 to 17:00 working hours do not overlap, so the least painful 1 hour meeting is 15:00 to 16:00 in London, which is 07:00 to 08:00 in San Francisco.
Working hours overlap in 2026
Both cities working 09:00 to 17:00 local time. When the time difference changes during the year, so do the shared hours.
| Time difference | When in 2026 | In London | In San Francisco | Shared hours |
|---|---|---|---|---|
| London 8 hours ahead | Most of the year | 15:00 to 16:00, great | 07:00 to 08:00, early | None |
| London 7 hours ahead | 8 to 28 March and 25 to 31 October | 16:00 to 17:00 | 09:00 to 10:00 | 1 hour |
Worked out for 15 July and 18 March 2026. When working hours do not overlap, the row shows the least painful 1 hour meeting and how it rates for each city: an hour just before or after work counts for less than an hour when someone is asleep.
Time difference between London and San Francisco in 2026
London is 8 hours ahead of San Francisco for most of 2026.
London and San Francisco change clocks on different dates in 2026, so London is 7 hours ahead of San Francisco from 8 to 28 March and from 25 to 31 October.
| Dates in 2026 | London | San Francisco | Difference |
|---|---|---|---|
| 1 January to 7 March | UTC+00:00, standard | UTC-08:00, standard | London 8 hours ahead |
| 8 to 28 March | UTC+00:00, standard | UTC-07:00, daylight saving | London 7 hours ahead |
| 29 March to 24 October | UTC+01:00, daylight saving | UTC-07:00, daylight saving | London 8 hours ahead |
| 25 to 31 October | UTC+00:00, standard | UTC-07:00, daylight saving | London 7 hours ahead |
| 1 November to 31 December | UTC+00:00, standard | UTC-08:00, standard | London 8 hours ahead |
Clock changes in 2026
- London is on UTC+00:00 in standard time and UTC+01:00 in daylight saving time. Clocks go forward 1 hour at 01:00 on Sunday 29 March 2026 and back 1 hour at 02:00 on Sunday 25 October 2026.
- San Francisco is on UTC-08:00 in standard time and UTC-07:00 in daylight saving time. Clocks go forward 1 hour at 02:00 on Sunday 8 March 2026 and back 1 hour at 02:00 on Sunday 1 November 2026.
London to San Francisco time conversion
Hour by hour on Wednesday 15 July 2026, when London is 8 hours ahead of San Francisco. At other times of the year, adjust by the change in the time difference above. Working hours are 09:00 to 17:00 in both cities.
| London | San Francisco | Working |
|---|---|---|
| 00:00 | 16:00 (previous day) | San Francisco only |
| 01:00 | 17:00 (previous day) | Neither |
| 02:00 | 18:00 (previous day) | Neither |
| 03:00 | 19:00 (previous day) | Neither |
| 04:00 | 20:00 (previous day) | Neither |
| 05:00 | 21:00 (previous day) | Neither |
| 06:00 | 22:00 (previous day) | Neither |
| 07:00 | 23:00 (previous day) | Neither |
| 08:00 | 00:00 | Neither |
| 09:00 | 01:00 | London only |
| 10:00 | 02:00 | London only |
| 11:00 | 03:00 | London only |
| 12:00 | 04:00 | London only |
| 13:00 | 05:00 | London only |
| 14:00 | 06:00 | London only |
| 15:00 | 07:00 | London only |
| 16:00 | 08:00 | London only |
| 17:00 | 09:00 | San Francisco only |
| 18:00 | 10:00 | San Francisco only |
| 19:00 | 11:00 | San Francisco only |
| 20:00 | 12:00 | San Francisco only |
| 21:00 | 13:00 | San Francisco only |
| 22:00 | 14:00 | San Francisco only |
| 23:00 | 15:00 | San Francisco only |
Questions about London and San Francisco time
What is the time difference between London and San Francisco?
London is 8 hours ahead of San Francisco for most of 2026. From 8 to 28 March and from 25 to 31 October 2026, London is 7 hours ahead of San Francisco.
What is the best time for a meeting between London and San Francisco?
For most of 2026, working hours do not overlap, and the least painful 1 hour meeting is 15:00 to 16:00 in London (great for London), which is 07:00 to 08:00 in San Francisco (early for San Francisco). From 8 to 28 March and from 25 to 31 October 2026, the best time is 16:00 to 17:00 in London, which is 09:00 to 10:00 in San Francisco, with 1 hour of overlap. These times assume 09:00 to 17:00 working hours in both cities.
Do London and San Francisco change clocks on the same day?
No. In 2026 London changes clocks on Sunday 29 March and Sunday 25 October, and San Francisco on Sunday 8 March and Sunday 1 November. From 8 to 28 March and from 25 to 31 October 2026, London is 7 hours ahead of San Francisco.
When it is 09:00 in London, what time is it in San Francisco?
It is 01:00 in San Francisco for most of 2026 and 02:00 from 8 to 28 March and from 25 to 31 October.