Da Nang to Ulsan: time difference
Ulsan is 2 h ahead of Da Nang. 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.
Da Nang 02:51 2:51 AM Ulsan 04:51 4:51 AM You –:–
02:51 2:51 AM
Indochina Time · UTC+7
☀️ 05:41 · 🌙 17:26
04:51 4:51 AM
Korean Standard Time · UTC+9
☀️ 06:32 · 🌙 17:46
·
+2 h
Ulsan is 2 h ahead of Da Nang.
When you, Da Nang and Ulsan are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇻🇳 Da Nang
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
🇰🇷 Ulsan
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 | 🇻🇳 Da Nang | 🇰🇷 Ulsan |
|---|---|---|
| Local time | 02:51 | 04:51 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Indochina Time | Korean Standard Time |
| UTC offset | UTC+7 | UTC+9 |
| Offset from Da Nang | — | +2 h |
| IANA zone | Asia/Ho Chi Minh | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:41 | 06:32 |
| Sunset | 17:26 | 17:46 |
| Daylight | 11 h 45 min | 11 h 14 min |
| People on this clock | 1,245,200 | 1,129,827 |
Compare Da Nang with another city
More comparisons with Da Nang: the time zones next to it and the far side of the clock.
Big time differences
Da Nang and Ulsan: common questions
How many hours ahead of Da Nang is Ulsan?
The clocks in Ulsan are 2 hours ahead of those in Da Nang (UTC+9 and UTC+7).
What time is it in Ulsan at the start of the working day in Da Nang?
The working day in Da Nang starts at 9:00 AM; in Ulsan it is 11:00 AM at that moment.
What time is it in Ulsan at the end of the working day in Da Nang?
The working day in Da Nang ends at 6:00 PM; in Ulsan it is 8:00 PM at that moment.
When is a good time to call Ulsan from Da Nang?
Between 9:00 AM and 4:00 PM in Da Nang – that is 11:00 AM to 6:00 PM in Ulsan – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Ulsan compared with Da Nang?
The new day starts in Ulsan earlier: at 10:00 PM in Da Nang it is already midnight there. Until 2:00 AM in Ulsan, Da Nang is still on the previous day.
Is the time difference between Da Nang and Ulsan the same all year?
Yes. Neither Da Nang nor Ulsan switches to summer time, so the gap is always 2 hours.
