Live Synchronized Time Difference
ChicagotoBuenos AiresTime Difference
🇺🇸
Chicago
United States (CDT)10:10:20UTC-5:00
🇦🇷
Buenos Aires
Argentina (GMT-3)12:10:20UTC-3:00
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 Chicago and Buenos Aires
Active Calling Window Now
Chicago Time
9:00 AM – 3:00 PM
Buenos Aires Time
11:00 AM – 5:00 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 Chicago and Buenos Aires.
Work (9am-5pm)ShoulderSleep / Off
| Chicago Time (United States) | Buenos Aires Time (Argentina) | Status & Recommendation |
|---|---|---|
| 00:00AM | 02:00AM | ⚪ Outside Work Hours |
| 01:00AM | 03:00AM | ⚪ Outside Work Hours |
| 02:00AM | 04:00AM | ⚪ Outside Work Hours |
| 03:00AM | 05:00AM | ⚪ Outside Work Hours |
| 04:00AM | 06:00AM | ⚪ Outside Work Hours |
| 05:00AM | 07:00AM | ⚪ Outside Work Hours |
| 06:00AM | 08:00AM | ⚪ Outside Work Hours |
| 07:00AM | 09:00AM | ⚪ Outside Work Hours |
| 08:00AM | 10:00AM | ⚪ Outside Work Hours |
| 09:00AM | 11:00AM | 🟢 Ideal Meeting Window |
| 10:00AM | 12:00PM | 🟢 Ideal Meeting Window |
| 11:00AM | 13:00PM | 🟢 Ideal Meeting Window |
| 12:00PM | 14:00PM | 🟢 Ideal Meeting Window |
| 13:00PM | 15:00PM | 🟢 Ideal Meeting Window |
| 14:00PM | 16:00PM | 🟢 Ideal Meeting Window |
| 15:00PM | 17:00PM | 🟡 Feasible (Shoulder Hour) |
| 16:00PM | 18:00PM | 🟡 Feasible (Shoulder Hour) |
| 17:00PM | 19:00PM | ⚪ Outside Work Hours |
| 18:00PM | 20:00PM | ⚪ Outside Work Hours |
| 19:00PM | 21:00PM | ⚪ Outside Work Hours |
| 20:00PM | 22:00PM | ⚪ Outside Work Hours |
| 21:00PM | 23:00PM | ⚪ Outside Work Hours |
| 22:00PM | 00:00AM | ⚪ Outside Work Hours |
| 23:00PM | 01:00AM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Chicago and Buenos Aires?
Buenos Aires is 2 hours ahead of Chicago.
What is the best time to schedule a cross-border meeting between Chicago and Buenos Aires?
There are 6 overlapping standard business hours (09:00 - 17:00) between Chicago and Buenos Aires. The optimal window is when both parties are in their core working shifts.
Does daylight saving time (DST) affect the time difference between Chicago and Buenos Aires?
Yes. If either United States or Argentina observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.