Chicago Buenos Aires Time Difference

How many hours ahead is Buenos Aires from Chicago?

Buenos Aires is 3 hours ahead of Chicago (CST) or 2 hours ahead (CDT). When it's 12:00 PM in Chicago, it's 3:00 PM in Buenos Aires. Argentina does not observe DST.

Chicago uses CT (Central Time) while Buenos Aires uses ART (Argentina Time).

Best Time to Call Buenos Aires from Chicago

Optimal window: 9:00 AM - 4:00 PM Chicago time (12:00 PM - 7:00 PM Buenos Aires). Morning calls from Chicago reach afternoon business hours in Buenos Aires.

Both cities have strong agricultural and commodities trading connections.

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