🇺🇸 New York (UTC−4) · 🇰🇷 Seoul (UTC+9) · 13 hours difference — Seoul is ahead
Best Time to Meet
No standard business-hours overlap. Extended window: 18:00–20:00 in New YorkAt least one city will be in early morning or evening hours.
24-Hour Schedule
| City | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 🇺🇸 New York | 20:00 | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 |
| 🇰🇷 Seoul | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 |
Quick Reference
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Open Meeting Planner →Seoul is 13 hours ahead of New York. New York is UTC−4 and Seoul is UTC+9.
There is no direct business-hours overlap. The closest window is 18:00–20:00 New York time, when at least one city is in extended hours.
It can change if one or both cities observe Daylight Saving Time (DST) and their clocks change on different dates. Always check a live world clock before scheduling important meetings.
When it is 09:00 in New York (UTC−4), it is 22:00 in Seoul (UTC+9).
Explore city time zones
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