Hong Kong to Busan time
UTC+8 · UTC+8 → UTC+9 · UTC+9
Hong Kong is 1 hour behind Busan
Hong Kong · UTC+8
Monday, 21 September 2026
Busan · UTC+9
Monday, 21 September 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
0003060912151821
Hong KongUTC+8 · +08:00
0003060912151821
BusanUTC+9 · +09:00
0104071013161922
Shared working hours: 09:00–17:00 in Hong Kong is 10:00–18:00 in Busan.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
19:02 Mon 21 Sep Hong Kong = 20:02 Mon 21 Sep Busan
Hour-by-hour conversion
| Hong KongEvery hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | Busan | |
|---|---|---|
| 00:00 | 01:00 | |
| 01:00 | 02:00 | |
| 02:00 | 03:00 | |
| 03:00 | 04:00 | |
| 04:00 | 05:00 | |
| 05:00 | 06:00 | |
| 06:00 | 07:00 | |
| 07:00 | 08:00 | |
| 08:00 | 09:00 | |
| 09:00 | 10:00 | Both at work |
| 10:00 | 11:00 | Both at work |
| 11:00 | 12:00 | Both at work |
| 12:00 | 13:00 | Both at work |
| 13:00 | 14:00 | Both at work |
| 14:00 | 15:00 | Both at work |
| 15:00 | 16:00 | Both at work |
| 16:00 | 17:00 | Both at work |
| 17:00 | 18:00 | |
| 18:00 | 19:00 | |
| 19:00 | 20:00 | Now |
| 20:00 | 21:00 | |
| 21:00 | 22:00 | |
| 22:00 | 23:00 | |
| 23:00 | 00:00next day |
Planning between Hong Kong and Busan
Hong Kong (Asia/Hong_Kong) is UTC+8 and Busan (Asia/Seoul) is UTC+9 right now. Working hours are shown as 09:00–18:00 local, sleeping hours as 23:00–07:00.
- 09:00 in Hong Kong is 10:00 in Busan
- 12:00 in Hong Kong is 13:00 in Busan
- 15:00 in Hong Kong is 16:00 in Busan
- 18:00 in Hong Kong is 19:00 in Busan
Reverse: Busan to Hong Kong. Or open both in the meeting planner with more cities.