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Time Difference: Hong Kong to San Francisco
🇨🇳Hong KongUTC+8
vs🇺🇸San FranciscoUTC-8
🇨🇳
Hong Kong, China
Fri, Apr 17
🇺🇸
San Francisco, US
Thu, Apr 16
Click a time to convert
Time Difference
15 hours
San Francisco is 15 hours behind Hong Kong
Hong Kong vs San Francisco timezone guide
Hong Kong (China) uses the Asia/Hong_Kong timezone at UTC+8, while San Francisco (US) uses America/Los_Angeles at UTC-8. This means San Francisco is 16 hours behind Hong Kong (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between Hong Kong and San Francisco, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.