Time Difference Between Seoul and Sydney

The time difference between Seoul and Sydney is 2 hours. When it is 12:00 noon in Seoul, it is 14:00 in Sydney. Seoul uses the Asia/Seoul time zone (UTC+9), while Sydney uses Australia/Sydney (UTC+11).

Sydney is 2 hours ahead of Seoul — 2 hours
Seoul, South Korea
07:21:48
Friday, March 27, 2026
UTC+9 · KST
Sydney, Australia
09:21:48
Friday, March 27, 2026
UTC+11 · AEDT (DST)

Time Zone Details: Seoul vs Sydney

Detail Seoul Sydney
Time Zone IDAsia/SeoulAustralia/Sydney
UTC OffsetUTC+9UTC+11
AbbreviationKSTAEDT
DST ActiveNoYes — currently observing
CountrySouth KoreaAustralia
RegionAsiaOceania

Best Time to Schedule a Call

There are 6 overlapping business hours between Seoul and Sydney (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–15:00 in Seoul  =  11:00–17:00 in Sydney

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Seoul time to Sydney time. Rows highlighted in green indicate overlapping business hours in both cities.

Seoul Sydney
00:00 02:00 Night
01:00 03:00 Night
02:00 04:00 Night
03:00 05:00 Night
04:00 06:00 Night
05:00 07:00 Night
06:00 08:00
07:00 09:00
08:00 10:00
09:00 11:00 Overlap
10:00 12:00 Overlap
11:00 13:00 Overlap
12:00 14:00 Overlap
13:00 15:00 Overlap
14:00 16:00 Overlap
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 00:00 (+1 day) Night
23:00 01:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Sydney is currently observing daylight saving time, while Seoul is on standard time. When Sydney switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Seoul–Sydney Scheduling

Compare Seoul and Sydney with Other Cities

From Seoul

From Sydney

Frequently Asked Questions

What is the time difference between Seoul and Sydney?

The time difference is 2 hours. Sydney is 2 hours ahead of Seoul.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Seoul to Sydney?

The best window is between 09:00 and 15:00 Seoul time, which corresponds to 11:00–17:00 in Sydney. Both sides fall within normal business hours.

How do I convert Seoul time to Sydney time?

Add 2 hours to Seoul time to get Sydney time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.