Seoul to Yuzhno-Sakhalinsk: time difference
Yuzhno-Sakhalinsk is 2 h ahead of Seoul. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇷🇺 Yuzhno-Sakhalinsk, Russia
50
- Sakhalin Standard Time
- UTC+11
- Golden hour
☀️ 07:40 · 🌙 18:54 · 11 h 14 min
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Seoul 15:55 3:55 PM Yuzhno-Sakhalinsk 17:55 5:55 PM You –:–
15:55 3:55 PM
Korean Standard Time · UTC+9
☀️ 06:36 · 🌙 18:04
17:55 5:55 PM
Sakhalin Standard Time · UTC+11
☀️ 07:40 · 🌙 18:54
·
+2 h
Yuzhno-Sakhalinsk is 2 h ahead of Seoul.
When you, Seoul and Yuzhno-Sakhalinsk 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
🇷🇺 Yuzhno-Sakhalinsk
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 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Seoul | 🇷🇺 Yuzhno-Sakhalinsk |
|---|---|---|
| Local time | 15:55 | 17:55 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Korean Standard Time | Sakhalin Standard Time |
| UTC offset | UTC+9 | UTC+11 |
| Offset from Seoul | — | +2 h |
| IANA zone | Asia/Seoul | Asia/Sakhalin |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:36 | 07:40 |
| Sunset | 18:04 | 18:54 |
| Daylight | 11 h 29 min | 11 h 14 min |
| People on this clock | 9,509,458 | 180,467 |
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 Yuzhno-Sakhalinsk: common questions
How far ahead of Seoul is Yuzhno-Sakhalinsk?
Yuzhno-Sakhalinsk is 2 hours ahead of Seoul: UTC+11 against UTC+9.
What time is it in Yuzhno-Sakhalinsk at the start of the working day in Seoul?
The working day in Seoul starts at 9:00 AM; in Yuzhno-Sakhalinsk it is 11:00 AM at that moment.
If it is 6:00 PM in Seoul, what time is it in Yuzhno-Sakhalinsk?
At 6:00 PM in Seoul, clocks in Yuzhno-Sakhalinsk show 8:00 PM.
When is a good time to call Yuzhno-Sakhalinsk from Seoul?
Between 9:00 AM and 4:00 PM in Seoul – that is 11:00 AM to 6:00 PM in Yuzhno-Sakhalinsk – both places are within working hours (9:00 AM–6:00 PM).
From what time in Seoul is it tomorrow in Yuzhno-Sakhalinsk?
Once it is 10:00 PM in Seoul, the date in Yuzhno-Sakhalinsk has already changed. Until 2:00 AM in Yuzhno-Sakhalinsk, it is still the previous day in Seoul.
Does the time gap between Seoul and Yuzhno-Sakhalinsk change during the year?
No, the clocks change neither in Seoul nor in Yuzhno-Sakhalinsk, so the gap is 2 hours all year round.
