Zürich is 7 hours ahead of Chicago.
Time difference
Chicago is 6 to 7 hours behind Zürich, depending on daylight saving time. The gap changes by an hour during the weeks when the two cities' daylight saving schedules differ.
Working hours
A standard 9-to-6 workday in Zürich overlaps with Chicago from 16:00 to 18:00 (09:00 to 11:00 in Chicago). The easiest time to meet is around 17:00 in Zürich, which is 10:00 in Chicago.
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