Time difference between Seoul and Sydney: 1 hour
Seoul
South Korea · UTC+9
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Sydney
Australia · UTC+10
--:--:--
Seoul is 1 hour behind Sydney
Best time for a call or meeting
Seoul 09:00–17:00 = Sydney 10:00–18:00
Both cities are within business hours (9:00–18:00).
Convert a specific time
→ Sydney
Hour-by-hour conversion
| Seoul | Sydney |
|---|---|
| 00:00 | 01:00 |
| 01:00 | 02:00 |
| 02:00 | 03:00 |
| 03:00 | 04:00 |
| 04:00 | 05:00 |
| 05:00 | 06:00 |
| 06:00 | 07:00 |
| 07:00 | 08:00 |
| 08:00 | 09:00 |
| 09:00 | 10:00 |
| 10:00 | 11:00 |
| 11:00 | 12:00 |
| 12:00 | 13:00 |
| 13:00 | 14:00 |
| 14:00 | 15:00 |
| 15:00 | 16:00 |
| 16:00 | 17:00 |
| 17:00 | 18:00 |
| 18:00 | 19:00 |
| 19:00 | 20:00 |
| 20:00 | 21:00 |
| 21:00 | 22:00 |
| 22:00 | 23:00 |
| 23:00 | 00:00 |
Business hours 9–18 Waking hours 7–22 Night / early morning
Daylight saving time can change the difference by season. Shown values reflect the current offset.
Frequently asked questions
How many hours is the time difference between Seoul and Sydney?
Seoul is 1 hour behind Sydney. When it is 12:00 noon in Seoul, it is 13:00 in Sydney.
Does daylight saving time affect the difference?
Yes. One or both places observe daylight saving time, so the difference changes with the season. This page shows the current difference.
What is the best time for a call or meeting?
Seoul 09:00–17:00 = Sydney 10:00–18:00. Both cities are within business hours (9:00–18:00).