Ulsan to Bansko: time difference
Bansko is 6 h behind Ulsan. Live clocks for both, the working hours they share, and how each one sits against your own time.
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Ulsan 03:51 3:51 AM Bansko 21:51 9:51 PM You –:–
03:51 3:51 AM
Korean Standard Time · UTC+9
☀️ 06:32 · 🌙 17:46
21:51 9:51 PM
Eastern European Summer Time · UTC+3
☀️ 07:41 · 🌙 18:43
·
−6 h
Bansko is 6 h behind Ulsan.
When you, Ulsan and Bansko are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Ulsan
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
🇧🇬 Bansko
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Ulsan | 🇧🇬 Bansko |
|---|---|---|
| Local time | 03:51 | 21:51 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Korean Standard Time | Eastern European Summer Time |
| UTC offset | UTC+9 | UTC+3 |
| Offset from Ulsan | — | −6 h |
| IANA zone | Asia/Seoul | Europe/Sofia |
| Daylight saving | Not observed | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 06:32 | 07:41 |
| Sunset | 17:46 | 18:43 |
| Daylight | 11 h 14 min | 11 h 3 min |
| People on this clock | 1,129,827 | 8,000 |
Compare Ulsan with another city
More comparisons with Ulsan: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ulsan and Bansko: common questions
How many hours behind Ulsan is Bansko?
The clocks in Bansko are 6 hours behind those in Ulsan (UTC+3 and UTC+9).
What time is it in Bansko at the start of the working day in Ulsan?
The working day in Ulsan starts at 9:00 AM; in Bansko it is 3:00 AM at that moment.
If it is 6:00 PM in Ulsan, what time is it in Bansko?
At 6:00 PM in Ulsan, clocks in Bansko show 12:00 PM.
Is there a time when both Ulsan and Bansko are at work?
Yes: from 3:00 PM to 6:00 PM in Ulsan (9:00 AM to 12:00 PM in Bansko), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Ulsan is it still yesterday in Bansko?
Before 6:00 AM in Ulsan, the date in Bansko has not changed yet. From 6:00 PM in Bansko, it is already the next day in Ulsan.
Does the time difference between Ulsan and Bansko change?
Yes. The clocks change only in Bansko. From October 25, 2026, Bansko will be 7 hours behind Ulsan.
