Seoul to Angarsk: time difference
Angarsk is 1 h behind Seoul. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Seoul 17:49 5:49 PM Angarsk 16:49 4:49 PM You –:–
17:49 5:49 PM
Korean Standard Time · UTC+9
☀️ 06:36 · 🌙 18:04
16:49 4:49 PM
Irkutsk Standard Time · UTC+8
☀️ 07:21 · 🌙 18:24
·
−1 h
Angarsk is 1 h behind Seoul.
When you, Seoul and Angarsk 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
🇷🇺 Angarsk
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 | 🇷🇺 Angarsk |
|---|---|---|
| Local time | 17:49 | 16:49 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Korean Standard Time | Irkutsk Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Seoul | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Irkutsk |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:36 | 07:21 |
| Sunset | 18:04 | 18:24 |
| Daylight | 11 h 29 min | 11 h 3 min |
| People on this clock | 9,509,458 | 222,855 |
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 Angarsk: common questions
What is the time difference between Seoul and Angarsk?
Angarsk is 1 hour behind: it uses UTC+8, while Seoul is on UTC+9.
If it is 9:00 AM in Seoul, what time is it in Angarsk?
At 9:00 AM in Seoul, clocks in Angarsk show 8:00 AM.
If it is 6:00 PM in Seoul, what time is it in Angarsk?
At 6:00 PM in Seoul, clocks in Angarsk show 5:00 PM.
When do working hours in Seoul and in Angarsk overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Seoul, which is 9:00 AM to 5:00 PM in Angarsk.
Until what time in Seoul is it still yesterday in Angarsk?
Before 1:00 AM in Seoul, the date in Angarsk has not changed yet. From 11:00 PM in Angarsk, it is already the next day in Seoul.
Does the time difference between Seoul and Angarsk change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
