Time Difference Between Hong Kong and San Francisco
Hong Kong is normally 16 hours ahead of San Francisco.
This page shows the live time difference between Hong Kong, Hong Kong and San Francisco, United States. Hong Kong uses the Asia/Hong_Kong time zone (UTC+8 standard) and San Francisco uses America/Los_Angeles (UTC-8 standard), so Hong Kong is normally 16 hours ahead of San Francisco. Because San Francisco observes daylight saving time, the exact gap can shift by an hour during the year. The clocks above update live, so you always see the current difference, which is handy for scheduling calls, meetings and travel between the two cities.
Hong Kong
- Country
- Hong Kong
- Time zone
- Asia/Hong_Kong
- Standard offset
- UTC+8
- Daylight saving
- Not observed
- Current offset
- …
San Francisco
- Country
- United States
- Time zone
- America/Los_Angeles
- Standard offset
- UTC-8
- Daylight saving
- Observed
- Current offset
- …
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Compare any other two places on the time difference hub, or open the interactive world time zone map to pin cities and compare live.
Frequently asked questions
What is the time difference between Hong Kong and San Francisco?
Hong Kong is normally 16 hours ahead of San Francisco (Hong Kong is UTC+8, San Francisco is UTC-8). Daylight saving time can change this by an hour, so the live clocks above always show the current difference.
Is Hong Kong ahead of or behind San Francisco?
Hong Kong is ahead of San Francisco by 16 hours under standard time.
Do Hong Kong and San Francisco use daylight saving time?
Hong Kong stays on the same offset all year; San Francisco observes daylight saving time.