CST to KST Converter
KST is 14 hours ahead of CST for most of the year. The gap changes for a few weeks a year because the two places switch to daylight saving time on different dates.
KST to CST insteadTime difference between CST and KST
KST is 14 hours ahead of CST for most of the year.
- 2026: KST is 15 hours ahead of CST from Jan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026.
- 2027: KST is 15 hours ahead of CST from Jan 1 – Mar 13, 2027, Nov 7 – Dec 31, 2027.
CST to KST conversion table
| CST | KSTMost of the year | KSTJan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026 |
|---|---|---|
| 12 AM | 2 PM | 3 PM |
| 1 AM | 3 PM | 4 PM |
| 2 AM | 4 PM | 5 PM |
| 3 AM | 5 PM | 6 PM |
| 4 AM | 6 PM | 7 PM |
| 5 AM | 7 PM | 8 PM |
| 6 AM | 8 PM | 9 PM |
| 7 AM | 9 PM | 10 PM |
| 8 AM | 10 PM | 11 PM |
| 9 AM | 11 PM | 12 AM+1 day |
| 10 AM | 12 AM+1 day | 1 AM+1 day |
| 11 AM | 1 AM+1 day | 2 AM+1 day |
| 12 PM | 2 AM+1 day | 3 AM+1 day |
| 1 PM | 3 AM+1 day | 4 AM+1 day |
| 2 PM | 4 AM+1 day | 5 AM+1 day |
| 3 PM | 5 AM+1 day | 6 AM+1 day |
| 4 PM | 6 AM+1 day | 7 AM+1 day |
| 5 PM | 7 AM+1 day | 8 AM+1 day |
| 6 PM | 8 AM+1 day | 9 AM+1 day |
| 7 PM | 9 AM+1 day | 10 AM+1 day |
| 8 PM | 10 AM+1 day | 11 AM+1 day |
| 9 PM | 11 AM+1 day | 12 PM+1 day |
| 10 PM | 12 PM+1 day | 1 PM+1 day |
| 11 PM | 1 PM+1 day | 2 PM+1 day |
Best time to meet
A regular 9 AM – 5 PM day doesn't overlap. If one side starts early or stays late (7 AM – 9 PM), you can meet 5 PM – 9 PM CST (7 AM – 11 AM KST).
Frequently asked questions
What time is it in KST when it's 9 AM in CST?
11 PM for most of the year. KST is 14 hours ahead of CST.
How many hours is KST ahead of CST?
Usually 14 hours. The gap changes for a few weeks a year because daylight saving time starts and ends on different dates: 2026: KST is 15 hours ahead of CST from Jan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026. 2027: KST is 15 hours ahead of CST from Jan 1 – Mar 13, 2027, Nov 7 – Dec 31, 2027.
Does CST use daylight saving time?
Yes. Central Time is UTC−6 (CST) in January and UTC−5 (CDT) in July. Mar 8, 2026: clocks go forward to UTC−5; Nov 1, 2026: clocks go back to UTC−6.
Does KST use daylight saving time?
No. Korea Standard Time stays at UTC+9 all year.
When is the best time to schedule a meeting between CST and KST?
A regular 9 AM – 5 PM day doesn't overlap. If one side starts early or stays late (7 AM – 9 PM), you can meet 5 PM – 9 PM CST (7 AM – 11 AM KST).
Which CST does this page use?
Here CST means US Central Time (UTC−6, CDT UTC−5 in summer), not China Standard Time. For China, see the Beijing pages.