EST to KST Time Converter
Convert Eastern Time to Korea Standard Time instantly.
Scroll the timeline to check any hour of the day.
Eastern Time
EST
4:23
Korea Standard Time
KST
5:23
EST is on daylight savings (EDT), while KST is on standard time (KST) right now.
Search any city, build a custom world clock, and plan across more time zones and options in the FlutterTime app. Free.
How the EST to KST time difference works
KST is 13 hours ahead of EST. Eastern Time (EST) is the time zone of the US East Coast. Korea Standard Time (KST) is the time zone of South Korea. For example, 9:00 AM EST is 10:00 PM KST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
13 hours
Daylight saving
EST only
EST offset
UTC-5
KST offset
UTC+9
EST to KST conversion chart
| Eastern Time (EST) | Korea Standard Time (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 |
Cities in each time zone
Eastern Time (EST)
New YorkWashington D.C.AtlantaMiamiBostonPhiladelphia
Korea Standard Time (KST)
SeoulBusanIncheonDaeguDaejeon
EST to KST questions
Is KST ahead of or behind EST?
KST is 13 hours ahead of EST. So 9:00 AM EST is 10:00 PM KST, and 5:00 PM EST is 6:00 AM KST.
What time is it in KST when it is 12:00 PM EST?
When it is 12:00 PM (noon) EST in Eastern Time, it is 1:00 AM KST in Korea Standard Time.
How many hours difference is there between EST and KST?
There is a 13 hours difference. Korea Standard Time (KST) runs 13 hours ahead of Eastern Time (EST).
Do EST and KST observe daylight saving time?
Eastern Time observes daylight saving time but Korea Standard Time does not, so the difference between them changes by an hour twice a year.
What is the best time to schedule a meeting between EST and KST?
A standard 9-to-5 workday in Eastern Time and Korea Standard Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use EST and KST?
Eastern Time (EST) covers cities such as New York, Washington D.C., Atlanta, Miami, Boston, Philadelphia. Korea Standard Time (KST) covers cities such as Seoul, Busan, Incheon, Daegu, Daejeon.