Hong Kong is 2 hours behind Sydney. When Hong Kong clocks hit noon, Sydney reads 14:00.
Hong Kong is in the Asia/Hong_Kong timezone. Sydney is in Australia/Sydney. The difference is 2 hours.
Working hours overlap
Every working day, Hong Kong and Sydney are both in business hours for 6 hours simultaneously.
00:0006:0012:0018:0024:00
Hong Kong
Sydney
Overlap (6h)
When to schedule across time zones
Both Hong Kong and Sydney are in standard hours simultaneously for 6h per day. 3 recommended slots shown below.
09:00 Hong Kong / 11:00 Sydney✓ Both working
10:00 Hong Kong / 12:00 Sydney✓ Both working
11:00 Hong Kong / 13:00 Sydney✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Holiday calendar for both locations
⚡ Both locations have upcoming holidays, check availability before scheduling.
Hong Kong5 holidays
Sep 26Day following the Mid-Autumn Festival
Oct 1National Day
Oct 19Chung Yeung Festival
Dec 25Christmas Day
Dec 26Boxing Day
Sydney6 holidays
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Dec 25Christmas Day
Working across Hong Kong and Sydney
Working across Hong Kong (Hong Kong) and Sydney (Australia) involves a 2-hour gap. The good news: there is a 6-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.
💡 Best practice for cross-timezone meetings
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09:00–10:00 in Hong Kong = 11:00–12:00 in Sydney. Both sides are in standard business hours during this window.
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10:00–11:00 in Hong Kong = 12:00–13:00 in Sydney. Both sides are in standard business hours during this window.
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11:00–12:00 in Hong Kong = 13:00–14:00 in Sydney. Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in Hong Kong. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
