Time difference between Seoul and Sydney
Sydney is 1 hour ahead of Seoul
Right now
Seoul
01:38
KST ·
UTC+9
Sydney
02:38
AEST ·
UTC+10
Best time for a call between Seoul and Sydney
Hours highlighted in green work for everyone on the list.
- 09:00 Seoul 10:00 Sydney
- 10:00 Seoul 11:00 Sydney
- 11:00 Seoul 12:00 Sydney
Hour by hour: Seoul to Sydney
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Seoul (reference) | 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 (next day) |
Table built for August 27, 2026. The live values above update in your browser.
Daylight saving time
Sydney changes its clocks and Seoul does not, so the difference between them is not the same all year.
Frequently asked questions
What is the time difference between Seoul and Sydney?
Sydney is 1 hour ahead of Seoul
What is the best time to call between Seoul and Sydney?
The most convenient slot is 09:00 Seoul / 10:00 Sydney. That keeps the call inside working hours in both cities.
Does the difference between Seoul and Sydney change during the year?
Sydney changes its clocks and Seoul does not, so the difference between them is not the same all year.