New York City is 13 hours behind Seoul.
Time difference
Seoul is 13 to 14 hours ahead of New York City, 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 New York City does not overlap with Seoul. The least disruptive time to connect is around 19:00 in New York City, which is 08:00 in Seoul.
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