ET to KST time converter
KST is 13 hours ahead of ET. When it is 9:00 AM in ET, it is 10:00 PM in KST.
4:10 PM in ET, Friday, October 16, 2026
ET to KST conversion table
Every hour of today in ET and the matching time in KST. Light rows are typical working hours (9:00–18:00).
| ET | KST |
|---|---|
| 12:00 AM | 1:00 PM |
| 1:00 AM | 2:00 PM |
| 2:00 AM | 3:00 PM |
| 3:00 AM | 4:00 PM |
| 4:00 AM | 5:00 PM |
| 5:00 AM | 6:00 PM |
| 6:00 AM | 7:00 PM |
| 7:00 AM | 8:00 PM |
| 8:00 AM | 9:00 PM |
| 9:00 AM | 10:00 PM |
| 10:00 AM | 11:00 PM |
| 11:00 AM | 12:00 AM+1 day |
| 12:00 PM | 1:00 AM+1 day |
| 1:00 PM | 2:00 AM+1 day |
| 2:00 PM | 3:00 AM+1 day |
| 3:00 PM | 4:00 AM+1 day |
| 4:00 PM | 5:00 AM+1 day |
| 5:00 PM | 6:00 AM+1 day |
| 6:00 PM | 7:00 AM+1 day |
| 7:00 PM | 8:00 AM+1 day |
| 8:00 PM | 9:00 AM+1 day |
| 9:00 PM | 10:00 AM+1 day |
| 10:00 PM | 11:00 AM+1 day |
| 11:00 PM | 12:00 PM+1 day |
Best time to call or meet
Working hours don't overlap fully. The closest fit is 8:00 PM – 10:00 PM in ET (9:00 AM – 11:00 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 ET and KST switch clocks on different dates:
- Oct 16, 2026 – Nov 1, 2026: +13h
- Nov 1, 2026 – Mar 14, 2027: +14h
- Mar 14, 2027 – Oct 16, 2027: +13h
More conversions
Questions and answers
What is the time difference between ET and KST?
KST is 13 hours ahead of ET.
What time is it in KST when it is 9 AM in ET?
When it is 9:00 AM in ET, it is 10:00 PM in KST.
When is the best time to call KST from ET?
Working hours don't overlap fully. The closest fit is 8:00 PM – 10:00 PM in ET (9:00 AM – 11:00 AM in KST): working hours on one side, early or late on the other.
Does the time difference between ET 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.