Seoul is 13 hours ahead of New York City.
Time difference
New York City is 13 to 14 hours behind Seoul, depending on daylight saving time. The gap changes by an hour when New York City shifts its clocks for daylight saving time; Seoul stays on the same offset year-round.
Working hours
A standard 9-to-6 workday in Seoul does not overlap with New York City. The least disruptive time to connect is around 08:00 in Seoul, which is 19:00 in New York City.
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