Jeju to Hong Kong: time difference
Hong Kong is 1 h behind Jeju. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇭🇰 Hong Kong, Hong Kong (China)
19
- Hong Kong Standard Time
- UTC+8
- Daytime
☀️ 06:18 · 🌙 18:04 · 11 h 46 min
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Jeju 11:01 11:01 AM Hong Kong 10:01 10:01 AM You –:–
11:01 11:01 AM
Korean Standard Time · UTC+9
☀️ 06:35 · 🌙 18:09
10:01 10:01 AM
Hong Kong Standard Time · UTC+8
☀️ 06:18 · 🌙 18:04
·
−1 h
Hong Kong is 1 h behind Jeju.
When you, Jeju 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
🇰🇷 Jeju
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 | 🇰🇷 Jeju | 🇭🇰 Hong Kong |
|---|---|---|
| Local time | 11:01 | 10:01 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Korean Standard Time | Hong Kong Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Jeju | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Hong Kong |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:35 | 06:18 |
| Sunset | 18:09 | 18:04 |
| Daylight | 11 h 34 min | 11 h 46 min |
| People on this clock | 469,279 | 1,367,900 |
Compare Jeju with another city
More comparisons with Jeju: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Jeju and Hong Kong: common questions
How far behind Jeju is Hong Kong?
Hong Kong is 1 hour behind Jeju: UTC+8 against UTC+9.
What time is it in Hong Kong at the start of the working day in Jeju?
The working day in Jeju starts at 9:00 AM; in Hong Kong it is 8:00 AM at that moment.
What time is it in Hong Kong at the end of the working day in Jeju?
The working day in Jeju ends at 6:00 PM; in Hong Kong it is 5:00 PM at that moment.
Is there a time when both Jeju and Hong Kong are at work?
Yes: from 10:00 AM to 6:00 PM in Jeju (9:00 AM to 5:00 PM in Hong Kong), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Hong Kong?
Until 1:00 AM in Jeju 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 Jeju.
Is the time difference between Jeju and Hong Kong the same all year?
Yes. Neither Jeju nor Hong Kong switches to summer time, so the gap is always 1 hour.
