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Convert Hawaii Standard Time (HST) to Korea Standard Time (KST, UTC+9) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for HST to KST coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.
Korea Standard Time is 19 hours ahead of Hawaii Standard Time
Complete hourly conversion for Hawaii Standard Time to Korea Standard Time
| Hawaii Standard Time | Korea Standard Time | 24-Hour HST | 24-Hour KST |
|---|---|---|---|
| 12:00 AM | 7:00 PM | 00:00 | 19:00 |
| 1:00 AM | 8:00 PM | 01:00 | 20:00 |
| 2:00 AM | 9:00 PM | 02:00 | 21:00 |
| 3:00 AM | 10:00 PM | 03:00 | 22:00 |
| 4:00 AM | 11:00 PM | 04:00 | 23:00 |
| 5:00 AM | 12:00 AM (next day) | 05:00 | 00:00 |
| 6:00 AM | 1:00 AM (next day) | 06:00 | 01:00 |
| 7:00 AM | 2:00 AM (next day) | 07:00 | 02:00 |
| 8:00 AM | 3:00 AM (next day) | 08:00 | 03:00 |
| 9:00 AM | 4:00 AM (next day) | 09:00 | 04:00 |
| 10:00 AM | 5:00 AM (next day) | 10:00 | 05:00 |
| 11:00 AM | 6:00 AM (next day) | 11:00 | 06:00 |
| 12:00 PM | 7:00 AM (next day) | 12:00 | 07:00 |
| 1:00 PM | 8:00 AM (next day) | 13:00 | 08:00 |
| 2:00 PM | 9:00 AM (next day) | 14:00 | 09:00 |
| 3:00 PM | 10:00 AM (next day) | 15:00 | 10:00 |
| 4:00 PM | 11:00 AM (next day) | 16:00 | 11:00 |
| 5:00 PM | 12:00 PM (next day) | 17:00 | 12:00 |
| 6:00 PM | 1:00 PM (next day) | 18:00 | 13:00 |
| 7:00 PM | 2:00 PM (next day) | 19:00 | 14:00 |
| 8:00 PM | 3:00 PM (next day) | 20:00 | 15:00 |
| 9:00 PM | 4:00 PM (next day) | 21:00 | 16:00 |
| 10:00 PM | 5:00 PM (next day) | 22:00 | 17:00 |
| 11:00 PM | 6:00 PM (next day) | 23:00 | 18:00 |
Optimal hours for calls between HST and KST
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Technical information for both time zones
Source timezone
Target timezone
