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Convert time from KST to EDT. Enter any time to see the equivalent EDT time, compare current KST and EDT times side by side, and find overlapping business hours for calls and meetings.
Use this KST to EDT converter to compare South Korea and US East Coast time, check the 13 hours gap, and confirm the right slot for calls, handoffs, and deadlines. Find the best overlap for calls and meetings.
Converting between Korea Standard Time and Eastern Daylight Time means accounting for a 13 hours gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in Korea Standard Time (UTC +9) that you want to convert. Hit "Now" to load the current kst time instantly, or use "+1h" to step forward and compare.
The equivalent Eastern Daylight Time (UTC -4) time appears immediately. Since edt is 13 hours behind of kst, conversions often cross midnight — look for the date-change label.
Click "Copy Time" to grab the edt result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — helpful for scheduling recurring South Korea–United States calls.
With 13 hours between kst and edt, business-hours overlap is limited. This tool instantly shows which hours work on both sides, so you can lock in a meeting without a chain of "does 3 PM work for you?" emails.
A kst evening at 9 PM is already the previous afternoon in edt. This converter flags date changes beside the result — critical when booking flights, hitting deadlines, or scheduling across the South Korea–United States corridor.
Daylight Saving adjustments can widen or narrow the kst–edt gap by an hour. During transition weeks many people get it wrong. This converter pulls the current UTC offsets automatically, so the result is right even on the changeover day.
Product launches, sports matches, and webinars are often announced in kst. Convert the event time to edt so you know exactly when to tune in — with a 13 hours difference, a morning event in South Korea hits the evening in United States.
Tabla de conversión de referencia rápida que cubre cada hora del día de un vistazo.
Korea Standard Time to Eastern Daylight Time full day schedule
| Hora estándar de Corea | Hora de verano del este |
|---|---|
| 12:00 a.m. |
11:00 a.m.
(día anterior)
|
| 1:00 a.m. |
12:00 p.m.
(día anterior)
|
| 2:00 a.m. |
13:00
(día anterior)
|
| 3:00 a.m. |
2:00 p.m.
(día anterior)
|
| 4:00 a.m. |
3:00 p.m.
(día anterior)
|
| 5:00 a.m. |
4:00 p. m.
(día anterior)
|
| 6:00 a.m. |
5:00 p.m.
(día anterior)
|
| 7:00 a.m. |
6:00 p.m.
(día anterior)
|
| 8:00 a.m. |
7:00 p.m.
(día anterior)
|
| 9:00 a.m. |
20:00
(día anterior)
|
| 10:00 a.m. |
21:00
(día anterior)
|
| 11:00 a.m. |
22:00
(día anterior)
|
| 12:00 p.m. |
23:00
(día anterior)
|
| 13:00 |
12:00 a.m.
|
| 2:00 p.m. |
1:00 a.m.
|
| 3:00 p.m. |
2:00 a.m.
|
| 4:00 p. m. |
3:00 a.m.
|
| 5:00 p.m. |
4:00 a.m.
|
| 6:00 p.m. |
5:00 a.m.
|
| 7:00 p.m. |
6:00 a.m.
|
| 20:00 |
7:00 a.m.
|
| 21:00 |
8:00 a.m.
|
| 22:00 |
9:00 a.m.
|
| 23:00 |
10:00 a.m.
|
Desplazamiento de verano en la costa este de EE. UU. (mediados de marzo a principios de noviembre), UTC-4. La diferencia más estrecha con Europa (solo 4 h durante el verano del hemisferio norte) significa que las reuniones de la UE a primera hora de la mañana se alinean con horarios razonables en la costa este.
Explore more kst conversions for major business and travel corridors. Each page includes a 24-hour chart, time difference summary, and meeting overlap guidance.
Encuentre la diferencia horaria entre cualquier zona importante y el horario de verano del este. Utilice estas páginas cuando programe con Estados Unidos desde una región diferente.