MT to KST time converter

KST is 15 hours ahead of MT. When it is 9:00 AM in MT, it is 12:00 AM (Sat, Oct 17) in KST.

MT MDT

Friday, October 16, 2026

KST UTC+9

Saturday, October 17, 2026

MT
Mountain Time
Fri, Oct 16
MDTUTC-6
KST
Korea Standard Time
Sat, Oct 17
UTC+9+15h
Finding your time zone…
Shared working hours (9:00–18:00)

MT to KST conversion table

Every hour of today in MT and the matching time in KST. Light rows are typical working hours (9:00–18:00).

MTKST
12:00 AM3:00 PM
1:00 AM4:00 PM
2:00 AM5:00 PM
3:00 AM6:00 PM
4:00 AM7:00 PM
5:00 AM8:00 PM
6:00 AM9:00 PM
7:00 AM10:00 PM
8:00 AM11:00 PM
9:00 AM12:00 AM+1 day
10:00 AM1:00 AM+1 day
11:00 AM2:00 AM+1 day
12:00 PM3:00 AM+1 day
1:00 PM4:00 AM+1 day
2:00 PM5:00 AM+1 day
3:00 PM6:00 AM+1 day
4:00 PM7:00 AM+1 day
5:00 PM8:00 AM+1 day
6:00 PM9:00 AM+1 day
7:00 PM10:00 AM+1 day
8:00 PM11:00 AM+1 day
9:00 PM12:00 PM+1 day
10:00 PM1:00 PM+1 day
11:00 PM2:00 PM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in MT (7:00 AM – 9:00 AM in KST): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because MT and KST switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: +15h
  • Nov 1, 2026 – Mar 14, 2027: +16h
  • Mar 14, 2027 – Oct 16, 2027: +15h

More conversions

KST to MTMT to UTCMT to GMTMT to ESTMT to CSTMT to MSTMT to PSTMT to CETMT to MSKMT to GSTMT to PKTMT to ISTMT to SGT
UTC to KSTGMT to KSTEST to KSTCST to KSTMST to KSTPST to KSTCET to KSTMSK to KSTGST to KSTPKT to KSTIST to KSTSGT to KST

Questions and answers

What is the time difference between MT and KST?

KST is 15 hours ahead of MT.

What time is it in KST when it is 9 AM in MT?

When it is 9:00 AM in MT, it is 12:00 AM (Sat, Oct 17) in KST.

When is the best time to call KST from MT?

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in MT (7:00 AM – 9:00 AM in KST): working hours on one side, early or late on the other.

Does the time difference between MT and KST change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.