EST to KST Time Converter
Compare EST and KST instantly. The clocks below stay in sync with the IANA time-zone database, so daylight-saving transitions are handled automatically for both New York and Seoul.
24-Hour Comparison Timeline
Green = working hours · Yellow = early/late · Red = night
24-hour reference table
| EST (New York) | KST (Seoul) |
|---|---|
| 12:00 AM | 01:00 PM |
| 01:00 AM | 02:00 PM |
| 02:00 AM | 03:00 PM |
| 03:00 AM | 04:00 PM |
| 04:00 AM | 05:00 PM |
| 05:00 AM | 06:00 PM |
| 06:00 AM | 07:00 PM |
| 07:00 AM | 08:00 PM |
| 08:00 AM | 09:00 PM |
| 09:00 AM | 10:00 PM |
| 10:00 AM | 11:00 PM |
| 11:00 AM | 12:00 AM(Sun, Jul 26) |
| 12:00 PM | 01:00 AM(Sun, Jul 26) |
| 01:00 PM | 02:00 AM(Sun, Jul 26) |
| 02:00 PM | 03:00 AM(Sun, Jul 26) |
| 03:00 PM | 04:00 AM(Sun, Jul 26) |
| 04:00 PM | 05:00 AM(Sun, Jul 26) |
| 05:00 PM | 06:00 AM(Sun, Jul 26) |
| 06:00 PM | 07:00 AM(Sun, Jul 26) |
| 07:00 PM | 08:00 AM(Sun, Jul 26) |
| 08:00 PM | 09:00 AM(Sun, Jul 26) |
| 09:00 PM | 10:00 AM(Sun, Jul 26) |
| 10:00 PM | 11:00 AM(Sun, Jul 26) |
| 11:00 PM | 12:00 PM(Sun, Jul 26) |
Daylight saving time
New York observes daylight saving time; Seoul does not. Expect a one-hour swing when New York starts or ends DST.
Working-hours overlap
Standard 9-to-5 hours in New York and Seoul do not overlap. Use an early or late slot on one side.
Frequently asked questions
What is the time difference between EST and KST?+
KST (UTC+09:00) is currently 13 hours ahead of EST (UTC-04:00). This page recalculates the offset live from the IANA time-zone database, including any daylight-saving transitions.
Does EST or KST observe daylight saving time?+
New York observes daylight saving time; Seoul does not, so the gap changes when New York springs forward or falls back. Times on this page always reflect the current local rules.
What are the best meeting hours between New York and Seoul?+
Standard 9–5 working hours in New York and Seoul do not overlap. Pick an early or late slot for one side, or use the 24-hour table above to find a time that works.
How do I quickly convert EST to KST?+
Use the live clocks and 24-hour reference table above. Pick any hour on the EST row to see the matching KST time. The Event Planner also lets you pick a specific date and share it with attendees.