KST to MST Converter
Mountain Time (MST / MDT) is 15 hours behind Korea Time (KST).
Quick Reference
- Korea Time
- KST (GMT+9)
No Daylight Saving Time
- Mountain Time
- MDT (GMT-6)
MST starts on Nov 1, 2026
Cities in KST
Cities in MST
Frequently Asked Questions
- What is the difference between KST and MST?
- MST is 15 hours behind KST.
- How do I convert KST to MST?
- To convert from KST to MST, subtract 15 hours. Use the interactive converter on this page to convert specific times.
- What cities are in KST and MST?
- Cities in KST include Seoul, Busan, Incheon, Daegu, Daejeon. Cities in MST include Denver, El Paso, Albuquerque, Colorado Springs, Salt Lake City.