Ilsan to Hong Kong: time difference
Hong Kong is 1 h behind Ilsan. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇭🇰 Hong Kong, Hong Kong (China)
41
- Hong Kong Standard Time
- UTC+8
- Night
☀️ 06:21 · 🌙 17:58 · 11 h 37 min
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Ilsan 01:11 1:11 AM Hong Kong 00:11 12:11 AM You –:–
01:11 1:11 AM
Korean Standard Time · UTC+9
☀️ 06:44 · 🌙 17:54
00:11 12:11 AM
Hong Kong Standard Time · UTC+8
☀️ 06:21 · 🌙 17:58
·
−1 h
Hong Kong is 1 h behind Ilsan.
When you, Ilsan and Hong Kong are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Ilsan
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
🇭🇰 Hong Kong
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 | 🇰🇷 Ilsan | 🇭🇰 Hong Kong |
|---|---|---|
| Local time | 01:11 | 00:11 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Korean Standard Time | Hong Kong Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Ilsan | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Hong Kong |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:44 | 06:21 |
| Sunset | 17:54 | 17:58 |
| Daylight | 11 h 10 min | 11 h 37 min |
| People on this clock | 1,061,752 | 1,367,900 |
Compare Ilsan with another city
More comparisons with Ilsan: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ilsan and Hong Kong: common questions
How many hours behind Ilsan is Hong Kong?
The clocks in Hong Kong are 1 hour behind those in Ilsan (UTC+8 and UTC+9).
If it is 9:00 AM in Ilsan, what time is it in Hong Kong?
At 9:00 AM in Ilsan, clocks in Hong Kong show 8:00 AM.
If it is 6:00 PM in Ilsan, what time is it in Hong Kong?
At 6:00 PM in Ilsan, clocks in Hong Kong show 5:00 PM.
When do working hours in Ilsan and in Hong Kong overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Ilsan, which is 9:00 AM to 5:00 PM in Hong Kong.
When is it still the previous day in Hong Kong?
Until 1:00 AM in Ilsan it is still the previous day in Hong Kong. The other way round, from 11:00 PM in Hong Kong it is already the next day in Ilsan.
Does the time difference between Ilsan and Hong Kong change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
