Love Taps / Time zones / San Francisco and London
Time difference between San Francisco and London
London is 8 hours ahead of San Francisco. From October 25, 2026: London is 7 hours ahead of San Francisco.
| San Francisco | United States · America/Los_Angeles · UTC−7 |
|---|---|
| London | United Kingdom · Europe/London · UTC+1 |
| Difference now | London is 8 hours ahead of San Francisco |
| Distance | 5,354 miles (8,616 km) |
Daylight saving changes in the next 12 months
| Period | Difference |
|---|---|
| Until October 25, 2026 | London is 8 hours ahead of San Francisco |
| October 25, 2026 – November 1, 2026 | London is 7 hours ahead of San Francisco |
| November 1, 2026 – March 14, 2027 | London is 8 hours ahead of San Francisco |
| March 14, 2027 – March 28, 2027 | London is 7 hours ahead of San Francisco |
| From March 28, 2027 | London is 8 hours ahead of San Francisco |
San Francisco observes daylight saving time. London observes it. Dates are the local dates on which each change takes effect.
Best times to call
Both awake while the difference is 8 hours
Hours when it is between 8:00 am and 11:00 pm in both cities:
- 8:00 am – 3:00 pm in San Francisco = 4:00 pm – 11:00 pm in London · 7 hours
Outside working hours on workdays while the difference is 8 hours
Hours when both cities are awake and neither is between 9:00 am and 5:00 pm:
None. On workdays at least one of you is at work or asleep at every hour, so weekend calls and messages that can wait are the practical options.
Both awake while the difference is 7 hours
Hours when it is between 8:00 am and 11:00 pm in both cities:
- 8:00 am – 4:00 pm in San Francisco = 3:00 pm – 11:00 pm in London · 8 hours
Outside working hours on workdays while the difference is 7 hours
Hours when both cities are awake and neither is between 9:00 am and 5:00 pm:
None. On workdays at least one of you is at work or asleep at every hour, so weekend calls and messages that can wait are the practical options.
Good morning and goodnight
- 8:00 am in San Francisco is 4:00 pm in London.
- 10:00 pm in San Francisco is 6:00 am in London the next day.
- 8:00 am in London is 12:00 am in San Francisco.
A message sent at one person's bedtime often lands during the other's day. Love Taps has Good morning and Goodnight moods for this: one tap, no reply expected.
Hour by hour
Current offsets. Highlighted rows are hours when both cities are between 8:00 am and 11:00 pm.
| San Francisco | London | 8 am – 11 pm |
|---|---|---|
| 12:00 am | 8:00 am | San Francisco asleep |
| 1:00 am | 9:00 am | San Francisco asleep |
| 2:00 am | 10:00 am | San Francisco asleep |
| 3:00 am | 11:00 am | San Francisco asleep |
| 4:00 am | 12:00 pm | San Francisco asleep |
| 5:00 am | 1:00 pm | San Francisco asleep |
| 6:00 am | 2:00 pm | San Francisco asleep |
| 7:00 am | 3:00 pm | San Francisco asleep |
| 8:00 am | 4:00 pm | Both awake |
| 9:00 am | 5:00 pm | Both awake |
| 10:00 am | 6:00 pm | Both awake |
| 11:00 am | 7:00 pm | Both awake |
| 12:00 pm | 8:00 pm | Both awake |
| 1:00 pm | 9:00 pm | Both awake |
| 2:00 pm | 10:00 pm | Both awake |
| 3:00 pm | 11:00 pm | London asleep |
| 4:00 pm | 12:00 am +1 day | London asleep |
| 5:00 pm | 1:00 am +1 day | London asleep |
| 6:00 pm | 2:00 am +1 day | London asleep |
| 7:00 pm | 3:00 am +1 day | London asleep |
| 8:00 pm | 4:00 am +1 day | London asleep |
| 9:00 pm | 5:00 am +1 day | London asleep |
| 10:00 pm | 6:00 am +1 day | London asleep |
| 11:00 pm | 7:00 am +1 day | Both asleep |
Other long-distance pairs
- New York and San Francisco · 3 hours
- San Francisco and Manila · 15 hours
- San Francisco and Bangalore · 12 hours 30 minutes
- New York and London · 5 hours
- Los Angeles and London · 8 hours
- Chicago and London · 6 hours
- Houston and London · 6 hours
- Dallas and London · 6 hours
More: long-distance relationship ideas · holiday countdowns · all time differences
Computed October 9, 2026. Love Taps reference pages.