🇧🇬 Bansko, Bulgaria
20
- Eastern European Summer Time
- UTC+3
- Golden hour
☀️ 07:41 · 🌙 18:43 · 11 h 3 min
Bansko to Seongnam: time difference
Seongnam is 6 h ahead of Bansko. 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.
Bansko 17:40 5:40 PM Seongnam 23:40 11:40 PM You –:–
17:40 5:40 PM
Eastern European Summer Time · UTC+3
☀️ 07:41 · 🌙 18:43
23:40 11:40 PM
Korean Standard Time · UTC+9
☀️ 06:41 · 🌙 17:54
·
+6 h
Seongnam is 6 h ahead of Bansko.
When you, Bansko and Seongnam are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇬 Bansko
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
🇰🇷 Seongnam
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 2 2 AM 3 3 AM 4 4 AM 5 5 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇬 Bansko | 🇰🇷 Seongnam |
|---|---|---|
| Local time | 17:40 | 23:40 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern European Summer Time | Korean Standard Time |
| UTC offset | UTC+3 | UTC+9 |
| Offset from Bansko | — | +6 h |
| IANA zone | Europe/Sofia | Asia/Seoul |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:41 | 06:41 |
| Sunset | 18:43 | 17:54 |
| Daylight | 11 h 3 min | 11 h 12 min |
| People on this clock | 8,000 | 967,510 |
Compare Bansko with another city
More comparisons with Bansko: the time zones next to it and the far side of the clock.
Big time differences
Bansko and Seongnam: common questions
How far ahead of Bansko is Seongnam?
Seongnam is 6 hours ahead of Bansko: UTC+9 against UTC+3.
What time is it in Seongnam at the start of the working day in Bansko?
The working day in Bansko starts at 9:00 AM; in Seongnam it is 3:00 PM at that moment.
What time is it in Seongnam at the end of the working day in Bansko?
The working day in Bansko ends at 6:00 PM; in Seongnam it is 12:00 AM (the next day) at that moment.
When is a good time to call Seongnam from Bansko?
Between 9:00 AM and 12:00 PM in Bansko – that is 3:00 PM to 6:00 PM in Seongnam – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Seongnam?
From 6:00 PM in Bansko it is already the next day in Seongnam. The other way round, until 6:00 AM in Seongnam it is still the previous day in Bansko.
Does the time gap between Bansko and Seongnam change during the year?
Yes – daylight saving time is used in Bansko but not in Seongnam. From October 25, 2026, Seongnam will be 7 hours ahead of Bansko.
