Time difference between Hong Kong and San Francisco
San Francisco is 15 hours behind Hong Kong
Right now
Hong Kong
00:38
HKT ·
UTC+8
San Francisco
09:38
PDT ·
UTC-7
Best time for a call between Hong Kong and San Francisco
Hours highlighted in green work for everyone on the list.
- 08:00 Hong Kong 17:00 San Francisco
- 07:00 Hong Kong 16:00 San Francisco
- 09:00 Hong Kong 18:00 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 August 27, 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?
The most convenient slot is 08:00 Hong Kong / 17:00 San Francisco. That keeps the call inside working hours in both cities.
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.