Time difference between Buenos Aires and Chicago
Buenos Aires is 2h ahead of Chicago. This gap is not fixed: daylight saving time moves it between +2h and +3h during the year.
Buenos Aires
Argentina
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Chicago
United States
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When the working days overlap
A 9-to-5 day in each city overlaps for 6h. That is 11:00–17:00 in Buenos Aires, which is 09:00–15:00 in Chicago.
Time zones compared
| City | Time zone | UTC offset |
|---|---|---|
| Buenos Aires · Argentina | America/Argentina/Buenos_Aires | UTC−3 |
| Chicago · United States | America/Chicago | UTC−5 |
Frequently asked questions
- What is the time difference between Buenos Aires and Chicago?
- Buenos Aires is 2h ahead of Chicago. This gap is not fixed: daylight saving time moves it between +2h and +3h during the year.
- Does the time difference between Buenos Aires and Chicago change during the year?
- Yes. Because of daylight saving time the gap moves between +2h and +3h.
- When is the best time to call Chicago from Buenos Aires?
- Between 11:00 and 17:00 in Buenos Aires, which is 09:00 to 15:00 in Chicago.