Time difference between Hong Kong and San Francisco
San Francisco is 15 hours behind Hong Kong
Right now
Hong Kong
19:55
HKT ·
UTC+8
San Francisco
04:55
PDT ·
UTC-7
Best time for a call between Hong Kong and San Francisco
These cities are too far apart for a meeting inside everyone’s working day. Someone will have to take it early or late.
- 09:00 Hong Kong 18:00 San Francisco
- 10:00 Hong Kong 19:00 San Francisco
- 11:00 Hong Kong 20:00 San Francisco
Hour by hour: Hong Kong to San Francisco
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Hong Kong (reference) | San Francisco | |
|---|---|---|
| 00:00 | 09:00 (previous day) | |
| 01:00 | 10:00 (previous day) | |
| 02:00 | 11:00 (previous day) | |
| 03:00 | 12:00 (previous day) | |
| 04:00 | 13:00 (previous day) | |
| 05:00 | 14:00 (previous day) | |
| 06:00 | 15:00 (previous day) | |
| 07:00 | 16:00 (previous day) | |
| 08:00 | 17:00 (previous day) | |
| ★ | 09:00 | 18:00 (previous day) |
| ★ | 10:00 | 19:00 (previous day) |
| ★ | 11:00 | 20:00 (previous day) |
| 12:00 | 21:00 (previous day) | |
| 13:00 | 22:00 (previous day) | |
| 14:00 | 23:00 (previous day) | |
| 15:00 | 00:00 | |
| 16:00 | 01:00 | |
| 17:00 | 02:00 | |
| 18:00 | 03:00 | |
| 19:00 | 04:00 | |
| 20:00 | 05:00 | |
| 21:00 | 06:00 | |
| 22:00 | 07:00 | |
| 23:00 | 08:00 |
Table built for October 12, 2026. The live values above update in your browser.
Daylight saving time
San Francisco changes its clocks and Hong Kong does not, so the difference between them is not the same all year.
Frequently asked questions
What is the time difference between Hong Kong and San Francisco?
San Francisco is 15 hours behind Hong Kong
What is the best time to call between Hong Kong and San Francisco?
There is no hour that falls inside normal working hours in both cities. The least painful option is 09:00 Hong Kong / 18:00 San Francisco.
Does the difference between Hong Kong and San Francisco change during the year?
San Francisco changes its clocks and Hong Kong does not, so the difference between them is not the same all year.