Sydney to Seoul Time Converter

Sydney is 1 hour ahead of Seoul · Sydney UTC+10 · Seoul UTC+9

🇦🇺 Sydney

🇰🇷 Seoul

Best time to connect

Working hours overlap: 10am–6pm Sydney time. That's the window when both cities are in a typical 9-to-5 workday — ideal for calls and meetings.

Sydney ↔ Seoul time difference explained

Sydney is 1 hour ahead of Seoul. Sydney, Australia runs on Australia/Sydney (UTC+10) while Seoul, South Korea uses Asia/Seoul (UTC+9). The converter above stays accurate through daylight saving changes because it reads live UTC offsets rather than fixed values. Whether you're coordinating remote work, booking a call, or planning travel between Sydney and Seoul, the working-hours overlap panel shows exactly when both cities are awake and at their desks.

Need more than the time? See the full Sydney and Seoul remote-work guides — cost of living, internet speed and visa options.

More Sydney conversions

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Hour-by-hour: Sydney to Seoul

When it's this time in Sydney, here's the time in Seoul — all 24 hours, in both 24-hour and 12-hour (am/pm) format.

00:00 · 12am23:00 · 11pm (−1d)

01:00 · 1am00:00 · 12am

02:00 · 2am01:00 · 1am

03:00 · 3am02:00 · 2am

04:00 · 4am03:00 · 3am

05:00 · 5am04:00 · 4am

06:00 · 6am05:00 · 5am

07:00 · 7am06:00 · 6am

08:00 · 8am07:00 · 7am

09:00 · 9am08:00 · 8am

10:00 · 10am09:00 · 9am

11:00 · 11am10:00 · 10am

12:00 · 12pm11:00 · 11am

13:00 · 1pm12:00 · 12pm

14:00 · 2pm13:00 · 1pm

15:00 · 3pm14:00 · 2pm

16:00 · 4pm15:00 · 3pm

17:00 · 5pm16:00 · 4pm

18:00 · 6pm17:00 · 5pm

19:00 · 7pm18:00 · 6pm

20:00 · 8pm19:00 · 7pm

21:00 · 9pm20:00 · 8pm

22:00 · 10pm21:00 · 9pm

23:00 · 11pm22:00 · 10pm

Sydney keeps Australian Eastern Standard Time (AEST, UTC+10) from 5 April to 4 October 2026, and Australian Eastern Daylight Time (AEDT, UTC+11) for the rest of the year. Seoul keeps Korea Standard Time (KST, UTC+9) all year. On those offsets the time in South Korea is 1 hour behind the time in Australia: 9am in Sydney is 8am, 12pm in Sydney is 11am, 2pm in Sydney is 1pm, and 8pm in Sydney is 7pm in Seoul.

Frequently asked questions

What is the time difference between Sydney and Seoul?

Sydney is 1 hour ahead of Seoul. Sydney is UTC+10 and Seoul is UTC+9. The live converter above updates every second and accounts for daylight saving time automatically.

When it's 9am in Sydney, what time is it in Seoul?

When it's 9am in Sydney, it's 8:00 in Seoul (sydney is 1 hour ahead of seoul).

What's the best time to schedule a call between Sydney and Seoul?

The "best time to connect" panel above shows the live working-hours overlap — the window when both Sydney and Seoul are within a typical 9-to-5 workday, ideal for meetings and calls.

Do Sydney and Seoul observe daylight saving time?

Both cities' current UTC offsets are shown live above and adjust automatically when either region enters or leaves daylight saving time, so the converter is always accurate.