Seoul to Derby: time difference
Derby is 1 h behind Seoul. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇺 Derby, Australia
03
- Australian Western Standard Time
- UTC+8
- Night
☀️ 05:19 · 🌙 17:46 · 12 h 27 min
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Seoul 03:09 3:09 AM Derby 02:09 2:09 AM You –:–
03:09 3:09 AM
Korean Standard Time · UTC+9
☀️ 06:39 · 🌙 17:58
02:09 2:09 AM
Australian Western Standard Time · UTC+8
☀️ 05:19 · 🌙 17:46
·
−1 h
Derby is 1 h behind Seoul.
When you, Seoul and Derby are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Seoul
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇦🇺 Derby
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Seoul | 🇦🇺 Derby |
|---|---|---|
| Local time | 03:09 | 02:09 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 2026 |
| Time zone | Korean Standard Time | Australian Western Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Seoul | — | −1 h |
| IANA zone | Asia/Seoul | Australia/Perth |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:39 | 05:19 |
| Sunset | 17:58 | 17:46 |
| Daylight | 11 h 19 min | 12 h 27 min |
| People on this clock | 9,509,458 | 3,300 |
Compare Seoul with another city
More comparisons with Seoul: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seoul and Derby: common questions
How far behind Seoul is Derby?
Derby is 1 hour behind Seoul: UTC+8 against UTC+9.
What time is it in Derby when it is 9:00 AM in Seoul?
When it is 9:00 AM in Seoul, it is 8:00 AM in Derby.
What time is it in Derby at the end of the working day in Seoul?
The working day in Seoul ends at 6:00 PM; in Derby it is 5:00 PM at that moment.
When is a good time to call Derby from Seoul?
Between 10:00 AM and 6:00 PM in Seoul – that is 9:00 AM to 5:00 PM in Derby – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Seoul is it still yesterday in Derby?
Before 1:00 AM in Seoul, the date in Derby has not changed yet. From 11:00 PM in Derby, it is already the next day in Seoul.
Does the time difference between Seoul and Derby change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
