Live Synchronized Time Difference
Buenos AirestoChicagoTime Difference
🇦🇷
Buenos Aires
Argentina (GMT-3)12:10:51UTC-3:00
🇺🇸
Chicago
United States (CDT)10:10:51UTC-5:00
Direct Distance9,012 km (5,600 miles)
Estimated Flight Time~11.1 hours
Business Overlap6 overlapping hours (9am–5pm)
Mutual Working Window: 6 Overlapping Hours
Recommended calling window between Buenos Aires and Chicago
Active Calling Window Now
Buenos Aires Time
11:00 AM – 5:00 PM
Chicago Time
9:00 AM – 3:00 PM
Both locations share 6 overlapping standard business hours (9:00 AM – 5:00 PM). This is the premier window for real-time video conferences, corporate calls, and instant collaboration without outside-hours disruption.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Buenos Aires and Chicago.
Work (9am-5pm)ShoulderSleep / Off
| Buenos Aires Time (Argentina) | Chicago Time (United States) | Status & Recommendation |
|---|---|---|
| 00:00AM | 22:00PM-1 day | ⚪ Outside Work Hours |
| 01:00AM | 23:00PM-1 day | ⚪ Outside Work Hours |
| 02:00AM | 00:00AM | ⚪ Outside Work Hours |
| 03:00AM | 01:00AM | ⚪ Outside Work Hours |
| 04:00AM | 02:00AM | ⚪ Outside Work Hours |
| 05:00AM | 03:00AM | ⚪ Outside Work Hours |
| 06:00AM | 04:00AM | ⚪ Outside Work Hours |
| 07:00AM | 05:00AM | ⚪ Outside Work Hours |
| 08:00AM | 06:00AM | ⚪ Outside Work Hours |
| 09:00AM | 07:00AM | 🟡 Feasible (Shoulder Hour) |
| 10:00AM | 08:00AM | 🟡 Feasible (Shoulder Hour) |
| 11:00AM | 09:00AM | 🟢 Ideal Meeting Window |
| 12:00PM | 10:00AM | 🟢 Ideal Meeting Window |
| 13:00PM | 11:00AM | 🟢 Ideal Meeting Window |
| 14:00PM | 12:00PM | 🟢 Ideal Meeting Window |
| 15:00PM | 13:00PM | 🟢 Ideal Meeting Window |
| 16:00PM | 14:00PM | 🟢 Ideal Meeting Window |
| 17:00PM | 15:00PM | ⚪ Outside Work Hours |
| 18:00PM | 16:00PM | ⚪ Outside Work Hours |
| 19:00PM | 17:00PM | ⚪ Outside Work Hours |
| 20:00PM | 18:00PM | ⚪ Outside Work Hours |
| 21:00PM | 19:00PM | ⚪ Outside Work Hours |
| 22:00PM | 20:00PM | ⚪ Outside Work Hours |
| 23:00PM | 21:00PM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Buenos Aires and Chicago?
Chicago is 2 hours behind Buenos Aires.
What is the best time to schedule a cross-border meeting between Buenos Aires and Chicago?
There are 6 overlapping standard business hours (09:00 - 17:00) between Buenos Aires and Chicago. The optimal window is when both parties are in their core working shifts.
Does daylight saving time (DST) affect the time difference between Buenos Aires and Chicago?
Yes. If either Argentina or United States observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.