UTC to KST Time Converter

Coordinated Universal Time → Korea Standard Time

UTC

UTC+0

Coordinated Universal Time

offset
+9h
KST is 9h ahead

KST

UTC+9

Korea Standard Time

Coordinated Universal Time (UTC) is 9 hours ahead Korea Standard Time (KST). When it is noon in UTC, it is 9 PM in KST. This offset is fixed year-round.

Best Meeting Times — UTC & KST

Recommended windows where both UTC and KST participants are within working hours (8 AM–6 PM).

UTCKSTRatingDetail page
8 AM
5 PM
Best
9 AM
6 PM
Best
7 AM
4 PM
Good
10 AM
7 PM
Good

Tip: When scheduling between UTC and KST, aim for the “Best” windows above. These times keep both parties within normal working hours, avoiding early-morning or late-evening fatigue.

Frequently Asked Questions — UTC to KST

Coordinated Universal Time (UTC) is 9 hours ahead of Korea Standard Time (KST). UTC is UTC+0 and KST is UTC+9.