Live Synchronized Time Difference
Hong KongtoRio de JaneiroTime Difference
🇭🇰
Hong Kong
Hong Kong (GMT+8)23:10:21UTC+8:00
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Rio de Janeiro
Brazil (GMT-3)12:10:21UTC-3:00
Direct Distance17,691 km (10,993 miles)
Estimated Flight Time~21.3 hours
Business Overlap0 overlapping hours (9am–5pm)
Feasible Shoulder Hours Window
Recommended calling window between Hong Kong and Rio de Janeiro
Off-Peak Calling Window
Hong Kong Time
7:00 AM – 9:00 PM
Rio de Janeiro Time
8:00 PM – 10:00 AM
There are no overlapping 9-to-5 working hours between Hong Kong and Rio de Janeiro. The optimal compromise window falls during morning/evening shoulder periods (7:00 AM – 9:00 PM) when participants in both locations are awake.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Hong Kong and Rio de Janeiro.
Work (9am-5pm)ShoulderSleep / Off
| Hong Kong Time (Hong Kong) | Rio de Janeiro Time (Brazil) | Status & Recommendation |
|---|---|---|
| 00:00AM | 13:00PM-1 day | ⚪ Outside Work Hours |
| 01:00AM | 14:00PM-1 day | ⚪ Outside Work Hours |
| 02:00AM | 15:00PM-1 day | ⚪ Outside Work Hours |
| 03:00AM | 16:00PM-1 day | ⚪ Outside Work Hours |
| 04:00AM | 17:00PM-1 day | ⚪ Outside Work Hours |
| 05:00AM | 18:00PM-1 day | ⚪ Outside Work Hours |
| 06:00AM | 19:00PM-1 day | ⚪ Outside Work Hours |
| 07:00AM | 20:00PM-1 day | ⚪ Outside Work Hours |
| 08:00AM | 21:00PM-1 day | ⚪ Outside Work Hours |
| 09:00AM | 22:00PM-1 day | ⚪ Outside Work Hours |
| 10:00AM | 23:00PM-1 day | ⚪ Outside Work Hours |
| 11:00AM | 00:00AM | ⚪ Outside Work Hours |
| 12:00PM | 01:00AM | ⚪ Outside Work Hours |
| 13:00PM | 02:00AM | ⚪ Outside Work Hours |
| 14:00PM | 03:00AM | ⚪ Outside Work Hours |
| 15:00PM | 04:00AM | ⚪ Outside Work Hours |
| 16:00PM | 05:00AM | ⚪ Outside Work Hours |
| 17:00PM | 06:00AM | ⚪ Outside Work Hours |
| 18:00PM | 07:00AM | ⚪ Outside Work Hours |
| 19:00PM | 08:00AM | ⚪ Outside Work Hours |
| 20:00PM | 09:00AM | ⚪ Outside Work Hours |
| 21:00PM | 10:00AM | ⚪ Outside Work Hours |
| 22:00PM | 11:00AM | ⚪ Outside Work Hours |
| 23:00PM | 12:00PM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Hong Kong and Rio de Janeiro?
Rio de Janeiro is 11 hours behind Hong Kong.
What is the best time to schedule a cross-border meeting between Hong Kong and Rio de Janeiro?
Because of the wide timezone separation, a compromise meeting window during early morning in one location and evening in the other is recommended.
Does daylight saving time (DST) affect the time difference between Hong Kong and Rio de Janeiro?
Yes. If either Hong Kong or Brazil observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.