The short answer
1am in Eastern Time is 2pm in Korea Standard Time.
Eastern Time is 13 hours behind Korea Standard Time. It falls outside the 9-to-5 in Eastern Time but lands inside working hours in Korea Standard Time.
Eastern Time☾
1am
Korea Standard Time☀
2pm
Right now
5:06amEDT · UTC-04:00 · Mon, Jun 22
6:06pmKST · UTC+09:00 · Mon, Jun 22
Read across to convert
Eastern Time
EDT · UTC-04:00
Korea Standard Time
KST · UTC+09:00
Pinned1amEastern Time=2pmKorea Standard Time
12amMon
1pm
WORKPINNED
1am
2pm
WORK2am
3pm
WORK3am
4pm
WORK4am
5pm
NOW
5am
6pm
6am
7pm
7am
8pm
8am
9pm
9am
WORK10pm
10am
WORK11pm
11am
WORK12amTue ·+1d
12pm
WORK1amTue ·+1d
1pm
WORK2amTue ·+1d
2pm
WORK3amTue ·+1d
3pm
WORK4amTue ·+1d
4pm
WORK5amTue ·+1d
5pm
6amTue ·+1d
6pm
7amTue ·+1d
7pm
8amTue ·+1d
8pm
9amTue ·+1d
WORK9pm
10amTue ·+1d
WORK10pm
11amTue ·+1d
WORK11pm
12pmTue ·+1d
WORKdaylightnightworking hoursoverlap
Best time to meet=
Closest workable window
Just outside the working window — early on one side, late on the other.
Eastern Time
6pm–7pm
Korea Standard Time
7am–8am
next day
Popular conversions
Quick reference.
9amEastern Time=10pmKorea Standard Time
12pmEastern Time=1amKorea Standard Time · next day
3pmEastern Time=4amKorea Standard Time · next day
5pmEastern Time=6amKorea Standard Time · next day
9pmEastern Time=10amKorea Standard Time · next day
In context
What each side covers.
Eastern Time
5:06amEDT · UTC-04:00
Cities on this clock
Korea Standard Time
6:06pmKST · UTC+09:00
Related converters
Other popular pairs.
Pacific Time
2:06am
India Standard Time
2:36pm
Pacific Time to India12 hours 30 minutes behind
Eastern Standard Time
5:06am
Central European Time
11:06am
Eastern Time to Central Europe6 hours behind
India Standard Time
2:36pm
Eastern Standard Time
5:06am
India to Eastern Time9 hours 30 minutes ahead
Greenwich Mean Time
10:06am
India Standard Time
2:36pm
London to India4 hours 30 minutes behind
Pacific Standard Time
2:06am
Eastern Standard Time
5:06am
Pacific to Eastern Time3 hours behind
Central European Time
11:06am
India Standard Time
2:36pm
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Eastern Time and Korea Standard Time. Can't find what you need? Email [email protected].
- What is the time difference between Eastern Time and Korea Standard Time?
- Eastern Time is 13 hours behind Korea Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 1am in Eastern Time, what time is it in Korea Standard Time?
- 1am in Eastern Time is 2pm in Korea Standard Time. It falls outside the 9-to-5 in Eastern Time but lands inside working hours in Korea Standard Time. Use the hour-by-hour table above to read any other time across.
- What's the best time for a call between Eastern Time and Korea Standard Time?
- There's no comfortable 9-to-5 overlap between Eastern Time and Korea Standard Time — they sit on opposite sides of the planet's working day. Plan for an early or late call on one side, or hand work off asynchronously.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — EDT and KST — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.