Hong Kong (China) to Seoul: time difference
Seoul is 1 h ahead of Hong Kong (China). 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.
Hong Kong (China) 10:59 10:59 AM Seoul 11:59 11:59 AM You –:–
10:59 10:59 AM
Hong Kong Standard Time · UTC+8
☀️ 06:18 · 🌙 18:04
11:59 11:59 AM
Korean Standard Time · UTC+9
☀️ 06:36 · 🌙 18:04
·
+1 h
Seoul is 1 h ahead of Hong Kong (China).
When you, Hong Kong (China) and Seoul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇭🇰 Hong Kong (China)
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
🇰🇷 Seoul
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇭🇰 Hong Kong (China) | 🇰🇷 Seoul |
|---|---|---|
| Local time | 10:59 | 11:59 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Hong Kong Standard Time | Korean Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Hong Kong (China) | — | +1 h |
| IANA zone | Asia/Hong Kong | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:18 | 06:36 |
| Sunset | 18:04 | 18:04 |
| Daylight | 11 h 46 min | 11 h 29 min |
| People on this clock | 7,413,070 | 9,509,458 |
Compare Hong Kong (China) with another city
More comparisons with Hong Kong (China): the time zones next to it and the far side of the clock.
Big time differences
Hong Kong (China) and Seoul: common questions
How many hours ahead of Hong Kong (China) is Seoul?
The clocks in Seoul are 1 hour ahead of those in Hong Kong (UTC+9 and UTC+8).
What time is it in Seoul at the start of the working day in Hong Kong (China)?
The working day in Hong Kong starts at 9:00 AM; in Seoul it is 10:00 AM at that moment.
What time is it in Seoul at the end of the working day in Hong Kong (China)?
The working day in Hong Kong ends at 6:00 PM; in Seoul it is 7:00 PM at that moment.
Is there a time when both Hong Kong (China) and Seoul are at work?
Yes: from 9:00 AM to 5:00 PM in Hong Kong (10:00 AM to 6:00 PM in Seoul), the working days (9:00 AM–6:00 PM) overlap.
From what time in Hong Kong (China) is it tomorrow in Seoul?
Once it is 11:00 PM in Hong Kong, the date in Seoul has already changed. Until 1:00 AM in Seoul, it is still the previous day in Hong Kong.
Does the time gap between Hong Kong (China) and Seoul change during the year?
No, the clocks change neither in Hong Kong nor in Seoul, so the gap is 1 hour all year round.
