Time in KST and HST
The time difference between Korea Standard Time (KST) and Hawaii–Aleutian Standard Time (HST) is 19 hours. Hawaii–Aleutian Standard Time is 19 hours behind Korea Standard Time.
This means 9am KST is 2pm HST (previous day) and 5pm KST is 10pm HST (previous day).
Korea Standard Time
- The current local time in KST is 12:46 pm (July 1, 2026)
- KST time zone offset is UTC+09:00
Hawaii–Aleutian Standard Time
- The current local time in HST is 1:46 pm (July 1, 2026)
- HST time zone offset is UTC-10:00
How to convert Korea Standard Time to Hawaii–Aleutian Standard Time?
Subtract 19 hours from Korea Standard Time to get Hawaii–Aleutian Standard Time.
Time in KST
00:00
Time in HST
00:00
Use the slider above to convert Korea Standard Time to Hawaii–Aleutian Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| KST | HST |
|---|---|
| 12am | 5am |
| 1am | 6am |
| 2am | 7am |
| 3am | 8am |
| 4am | 9am |
| 5am | 10am |
| 6am | 11am |
| 7am | 12pm |
| 8am | 1pm |
| 9am | 2pm |
| 10am | 3pm |
| 11am | 4pm |
| 12pm | 5pm |
| 1pm | 6pm |
| 2pm | 7pm |
| 3pm | 8pm |
| 4pm | 9pm |
| 5pm | 10pm |
| 6pm | 11pm |
| 7pm | 12am |
| 8pm | 1am |
| 9pm | 2am |
| 10pm | 3am |
| 11pm | 4am |