South Korea is 1 hour behind Sydney. Midday in South Korea lines up with 13:00 in Sydney.
South Korea runs on Asia/Seoul; Sydney runs on Australia/Sydney. Together they are 1 hour apart.
Mutual working hours
There is a 7-hour window each day where both South Korea and Sydney are within standard business hours (09:00–17:00).
00:0006:0012:0018:0024:00
South Korea
Sydney
Overlap (7h)
Best times to schedule a meeting
There is a 7-hour daily window where both locations are in business hours. The 3 best slots are listed below.
09:00 Seoul / 10:00 Sydney✓ Both working
10:00 Seoul / 11:00 Sydney✓ Both working
11:00 Seoul / 12:00 Sydney✓ Both working
Working hours defined as 09:00–17:00 local time for each location.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
South Korea6 holidays
Sep 24Chuseok
Sep 25Chuseok
Sep 26Chuseok
Oct 3National Foundation Day
Oct 9Hangul Day
Sydney6 holidays
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Dec 25Christmas Day
How to work with South Korea and Sydney time zones
The 1-hour gap between South Korea (South Korea) and Sydney (Australia) requires some planning — but a 7-hour daily overlap means both teams can connect in real time without unusual scheduling.
💡 How to schedule across these time zones
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If you are in South Korea, aim for 09:00–10:00, which corresponds to 10:00–11:00 in Sydney — both teams are within working hours.
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If you are in South Korea, aim for 10:00–11:00, which corresponds to 11:00–12:00 in Sydney — both teams are within working hours.
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If you are in South Korea, aim for 11:00–12:00, which corresponds to 12:00–13:00 in Sydney — both teams are within working hours.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am South Korea".
