Sydney to Seoul Time Converter
Australia/Sydney → Asia/Seoul
:Sydney
10:00Seoul
UTC+11:00 → UTC+09:00 (-2h)
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24-hour conversion table
| Sydney | Seoul |
|---|---|
| 00:00 | 22:00-1 day |
| 01:00 | 23:00-1 day |
| 02:00 | 00:00 |
| 03:00 | 01:00 |
| 04:00 | 02:00 |
| 05:00 | 03:00 |
| 06:00 | 04:00 |
| 07:00 | 05:00 |
| 08:00 | 06:00 |
| 09:00 | 07:00 |
| 10:00 | 08:00 |
| 11:00 | 09:00 |
| 12:00 | 10:00 |
| 13:00 | 11:00 |
| 14:00 | 12:00 |
| 15:00 | 13:00 |
| 16:00 | 14:00 |
| 17:00 | 15:00 |
| 18:00 | 16:00 |
| 19:00 | 17:00 |
| 20:00 | 18:00 |
| 21:00 | 19:00 |
| 22:00 | 20:00 |
| 23:00 | 21:00 |
Time difference in 2026
- 2026-01-01–2026-04-05: Seoul is 2 h behind Sydney
- 2026-04-05–2026-10-04: Seoul is 1 h behind Sydney
- 2026-10-04–2026-12-31: Seoul is 2 h behind Sydney
Business hours overlap (09:00–17:00)
Sydney 11:00–17:00 = Seoul 09:00–15:00
About this time difference
In standard time, Seoul is 1 h behind Sydney. Sydney observes daylight saving time; in 2026 the clocks change on April 5 and October 4. Seoul does not observe daylight saving time (no clock changes since 1988). As a result, the time difference changes 2 times a year, ranging from 1 h to 2 h.
The two cities compared
| Sydney | Seoul | |
|---|---|---|
| Country | Australia | South Korea |
| Time zone | Australia/Sydney | Asia/Seoul |
| Standard time (UTC offset) | UTC+10:00 | UTC+09:00 |
| Daylight saving time | Observed | Abolished in 1988 |
| Population | 5,312,000 | 9,776,000 |
Frequently asked questions
- What is the time difference between Sydney and Seoul?
- April 5–October 4: 1 h; otherwise: 2 h.
- What time is it in Seoul when it is noon in Sydney?
- April 5–October 4: 11:00 in Seoul (same day); otherwise: 10:00 in Seoul (same day).
- Do business hours (09:00–17:00) in the two cities overlap?
- Yes. April 5–October 4: 10:00–17:00 in Sydney (09:00–16:00 in Seoul); otherwise: 11:00–17:00 in Sydney (09:00–15:00 in Seoul).
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