Sydney is 2 hours ahead of Hong Kong. Midday in Sydney lines up with 10:00 in Hong Kong.
Sydney is in the Australia/Sydney timezone. Hong Kong is in Asia/Hong_Kong. The difference is 2 hours.
Working hours overlap
There is a 6-hour window each day where both Sydney and Hong Kong are within standard business hours (09:00–17:00).
00:0006:0012:0018:0024:00
Sydney
Hong Kong
Overlap (6h)
When to schedule across time zones
Both Sydney and Hong Kong are in standard hours simultaneously for 6h per day. 3 recommended slots shown below.
11:00 Sydney / 09:00 Hong Kong✓ Both working
12:00 Sydney / 10:00 Hong Kong✓ Both working
13:00 Sydney / 11:00 Hong Kong✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
Sydney7 holidays
Aug 3Picnic Day
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Hong Kong6 holidays
Jul 1Hong Kong Special Administrative Region Establishment DaySOON
Sep 26Day following the Mid-Autumn Festival
Oct 1National Day
Oct 19Chung Yeung Festival
Dec 25Christmas Day
How to work with Sydney and Hong Kong time zones
Working across Sydney (Australia) and Hong Kong (Hong Kong) 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.
💡 How to schedule across these time zones
✅
11:00–12:00 in Sydney = 09:00–10:00 in Hong Kong. Both sides are in standard business hours during this window.
✅
12:00–13:00 in Sydney = 10:00–11:00 in Hong Kong. Both sides are in standard business hours during this window.
✅
13:00–14:00 in Sydney = 11:00–12:00 in Hong Kong. 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 Sydney. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
