HST to KST Converter
Hawaii Time
5:26:07 AM HST
Sunday, June 28, 2026
19h
19h
Korea Time
12:26:07 AM KST
Monday, June 29, 2026
Korea Time (KST) is 19 hours ahead of Hawaii Time (HST).
Quick Reference
- Hawaii Time
- HST (GMT-10)
No Daylight Saving Time
- Korea Time
- KST (GMT+9)
No Daylight Saving Time
Cities in HST
Cities in KST
Frequently Asked Questions
- What is the difference between HST and KST?
- KST is 19 hours ahead of HST.
- How do I convert HST to KST?
- To convert from HST to KST, add 19 hours. Use the interactive converter on this page to convert specific times.
- What cities are in HST and KST?
- Cities in HST include Honolulu, Hilo, Kahului, Kaneohe, Kapolei. Cities in KST include Seoul, Busan, Incheon, Daegu, Gwangju.