UTC to KST Converter
KST is 9 hours ahead of UTC
UTC to KST Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in KST
| UTC | KST |
|---|---|
| 12:00 AM | 9:00 AM |
| 1:00 AM | 10:00 AM |
| 2:00 AM | 11:00 AM |
| 3:00 AM | 12:00 PM |
| 4:00 AM | 1:00 PM |
| 5:00 AM | 2:00 PM |
| 6:00 AM | 3:00 PM |
| 7:00 AM | 4:00 PM |
| 8:00 AM | 5:00 PM |
| 9:00 AM | 6:00 PM |
| 10:00 AM | 7:00 PM |
| 11:00 AM | 8:00 PM |
| 12:00 PM | 9:00 PM |
| 1:00 PM | 10:00 PM |
| 2:00 PM | 11:00 PM |
| 3:00 PM | 12:00 AM +1d |
| 4:00 PM | 1:00 AM +1d |
| 5:00 PM | 2:00 AM +1d |
| 6:00 PM | 3:00 AM +1d |
| 7:00 PM | 4:00 AM +1d |
| 8:00 PM | 5:00 AM +1d |
| 9:00 PM | 6:00 AM +1d |
| 10:00 PM | 7:00 AM +1d |
| 11:00 PM | 8:00 AM +1d |
Converting Coordinated Universal Time to Korea Standard Time
Coordinated Universal Time (UTC) and Korea Standard Time (KST) are separated by a 9 hours time difference. KST is 9 hours ahead of UTC. UTC is UTC+0, while KST is UTC+9, used in South Korea.
When converting from UTC to KST, the key reference points to remember are: 9:00 AM UTC equals 6:00 PM KST, 12:00 PM noon UTC equals 9:00 PM KST, and 5:00 PM UTC equals 2:00 AM KST. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across UTC and KST
For professionals scheduling meetings between UTC and KST, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 9 hours difference, the window of overlap may be limited, making early morning or late evening calls necessary for one party. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
UTC does not observe Daylight Saving Time, maintaining UTC+0 year-round. KST does not observe DST, staying at UTC+9 year-round.