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Time Difference: Hanoi to Hong Kong
🇻🇳HanoiUTC+7
vs🇨🇳Hong KongUTC+8
🇻🇳
Hanoi, Vietnam
Sat, Apr 18
🇨🇳
Hong Kong, China
Sat, Apr 18
Click a time to convert
Time Difference
1 hour
Hong Kong is 1 hour ahead of Hanoi
Hanoi vs Hong Kong timezone guide
Hanoi (Vietnam) uses the Asia/Ho_Chi_Minh timezone at UTC+7, while Hong Kong (China) uses Asia/Hong_Kong at UTC+8. This means Hong Kong is 1 hour ahead of Hanoi (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between Hanoi and Hong Kong, 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.