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
- …
Best time to schedule a meeting
Hong Kong and San Francisco have no overlapping working hours: when one city is in its 9 to 5, the other is outside it. To talk live, one side needs to take the call early or late, so asynchronous updates usually work better for this pair.
- Overlap
- None during standard working hours
Based on a 9:00 to 17:00 working day in each city. The window above updates live, so it already accounts for daylight saving in either city.
Related time differences
- Amsterdam vs Hong Kong
- Amsterdam vs San Francisco
- Auckland vs Hong Kong
- Auckland vs San Francisco
- Bangkok vs Hong Kong
- Bangkok vs San Francisco
- Beijing vs Hong Kong
- Beijing vs San Francisco
- Berlin vs Hong Kong
- Berlin vs San Francisco
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.
What is the best time to schedule a meeting between Hong Kong and San Francisco?
There is no overlap between a standard 9 to 5 working day in Hong Kong and in San Francisco, so a live call means one side joining outside normal hours.