Sydney, Australia
Sun, Jul 12, 2026 13:09
- Timezone
- Australia/Sydney
- UTC offset
- UTC+10:00
- Daylight saving
- No
Sydney and Seoul Time Difference
Compare Sydney vs Seoul time, current local times, UTC offset difference, daylight saving status, and the best time to plan meetings or travel.
Quick Answer
What is the time difference between Sydney and Seoul?
The live comparison below shows both local times, current UTC offsets, daylight saving status, and whether Seoul is ahead of or behind Sydney.
Current time difference
Seoul, South Korea
Sun, Jul 12, 2026 12:09
- Timezone
- Asia/Seoul
- UTC offset
- UTC+09:00
- Daylight saving
- No
Time difference
Seoul is 1 hour behind Sydney
UTC offset difference
-01:00
Suggested call window
Sun, Jul 12, 10:00-19:00 / Sun, Jul 12, 09:00-18:00
Calculated using initiator awake hours of 08:00-23:00 and recipient office hours of 09:00-18:00.
Dynamic Time Difference
Sydney is 1 hour ahead of Seoul
The difference changes during 2026 because Sydney changes UTC offset during the year and Seoul keeps a fixed UTC offset. Jan 1-Apr 4: Sydney is 2 hours ahead of Seoul; Apr 5-Oct 3: Sydney is 1 hour ahead of Seoul; Oct 4-Dec 31: Sydney is 2 hours ahead of Seoul.
Sydney
UTC+10:00 · Seasonal clock changes; DST is inactive now
Seoul
UTC+09:00 · No seasonal offset change detected
Business Call Window
09:00-18:00 work-hour overlap
Both 09:00-18:00 workdays overlap. A practical window is 10:00-18:00 in Sydney, which is 09:00-17:00 in Seoul.
Sydney: 10:00-18:00
Seoul: 09:00-17:00
24-Hour Conversion Table
Sydney to Seoul hourly time conversion
The table uses today's active UTC offsets. Seasonal rows can shift when daylight saving time changes.
| Sydney | Seoul |
|---|---|
| 00:00 | 23:00 (previous day) |
| 01:00 | 00:00 |
| 02:00 | 01:00 |
| 03:00 | 02:00 |
| 04:00 | 03:00 |
| 05:00 | 04:00 |
| 06:00 | 05:00 |
| 07:00 | 06:00 |
| 08:00 | 07:00 |
| 09:00 | 08:00 |
| 10:00 | 09:00 |
| 11:00 | 10:00 |
| 12:00 | 11:00 |
| 13:00 | 12:00 |
| 14:00 | 13:00 |
| 15:00 | 14:00 |
| 16:00 | 15:00 |
| 17:00 | 16:00 |
| 18:00 | 17:00 |
| 19:00 | 18:00 |
| 20:00 | 19:00 |
| 21:00 | 20:00 |
| 22:00 | 21:00 |
| 23:00 | 22:00 |
FAQ
What is the current time difference between Sydney and Seoul?
Sydney is 1 hour ahead of Seoul. This uses the active IANA timezone offsets for today.
When does the Sydney-Seoul time difference change in 2026?
The difference changes during 2026 because Sydney changes UTC offset during the year and Seoul keeps a fixed UTC offset. Jan 1-Apr 4: Sydney is 2 hours ahead of Seoul; Apr 5-Oct 3: Sydney is 1 hour ahead of Seoul; Oct 4-Dec 31: Sydney is 2 hours ahead of Seoul.
What are the current UTC offsets for Sydney and Seoul?
Sydney is currently UTC+10:00; Seoul is currently UTC+09:00.
Which direction does the clock change when flying from Sydney to Seoul?
Travelers from Sydney to Seoul move their clock back by 1 hour.
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