Seoul time to New York time
New York is 14 hours behind Seoul in January and 13 hours behind in July (Seoul GMT+9/UTC+09:00 in summer; New York GMT-4/UTC−04:00). Enter a Seoul time below to convert it, or leave it blank to see the current time in both cities.
How to use the Seoul to New York time
- Type a Seoul time (24-hour) and optionally a date, or leave blank for now.
- Click Convert.
- Read the New York time and the working-hours table.
Time difference between Seoul and New York
New York is 14 hours behind Seoul in January and 13 hours behind in July. New York observes daylight saving time and Seoul does not, so the difference changes twice a year. Seoul uses Asia/Seoul time (UTC+09:00 in January, UTC+09:00 in July); New York uses America/New York (UTC−05:00 in January, UTC−04:00 in July).
Working week in Seoul and New York
Seoul: Korea Standard Time, UTC+9 all year. Office hours 09:00–18:00, weekend Saturday–Sunday.
New York: Office hours 09:00–17:00, weekend Saturday–Sunday. Eastern Time: EDT (UTC−4) from the second Sunday of March to the first Sunday of November, otherwise EST (UTC−5).
Quick conversion table (summer difference)
| Seoul | New York |
|---|---|
| 08:00 | 19:00 (previous day) |
| 09:00 | 20:00 (previous day) |
| 10:00 | 21:00 (previous day) |
| 12:00 | 23:00 (previous day) |
| 14:00 | 01:00 |
| 16:00 | 03:00 |
| 18:00 | 05:00 |
| 20:00 | 07:00 |
| 22:00 | 09:00 |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between Seoul and New York
Within normal office hours (09:00–18:00) in both cities: no overlap within 09:00–18:00; one side must take an early or late call. For a compromise outside that window, the fairest slots are the ones nearest each side's start or end of day, alternating who takes the inconvenient hour.
Reverse
Need the other direction? See New York to Seoul, or the general time zone converter.
Frequently asked questions
How many hours ahead is New York from Seoul?
New York is 14 hours behind Seoul in January and 13 hours behind in July.
When it is 12:00 noon in Seoul, what time is it in New York?
23:00 in summer (the same or previous day); use the tool for a specific date.
Does the converter handle daylight saving?
Yes, for the exact date you enter, using the IANA time-zone rules in your browser.
Privacy
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Last updated 2026-09-23.