San Francisco to London Time Difference
London is 8 hours ahead of San Francisco
24-Hour Comparison
Business hours Extended Off hours
San Francisco
11a
12p
01p
02p
03p
04p
05p
06p
07p
08p
09p
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
London
07p
08p
09p
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
12p
01p
02p
03p
04p
05p
06p
Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.
Best Time to Call
On a typical weekday (Monday–Friday).
San Francisco and London have little to no overlap in typical business hours (9 AM–5 PM) — an early morning or evening call works best for one side.
Frequently Asked Questions
- What is the time difference between San Francisco and London?
- London is 8 hours ahead of San Francisco. San Francisco is currently UTC-7 and London is UTC+1.
- Is London ahead of or behind San Francisco?
- London is ahead of San Francisco.
- What is the best time to call London from San Francisco?
- San Francisco and London have little to no overlap in typical business hours (9 AM–5 PM), even on a weekday — an early morning or evening call works best for one side.
- Does the time difference between San Francisco and London change during the year?
- No. Neither city's daylight saving schedule changes the offset between them.