Chicago to Mariano Roque Alonso time converter
Mariano Roque Alonso is 2 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 11:00 AM in Mariano Roque Alonso.
Chicago CDT
Wednesday, October 21, 2026
Mariano Roque Alonso UTC-3
Wednesday, October 21, 2026
3:59 AM in Chicago, Wednesday, October 21, 2026
Chicago to Mariano Roque Alonso conversion table
Every hour of today in Chicago and the matching time in Mariano Roque Alonso. Light rows are typical working hours (9:00–18:00).
| Chicago | Mariano Roque Alonso |
|---|---|
| 12:00 AM | 2:00 AM |
| 1:00 AM | 3:00 AM |
| 2:00 AM | 4:00 AM |
| 3:00 AM | 5:00 AM |
| 4:00 AM | 6:00 AM |
| 5:00 AM | 7:00 AM |
| 6:00 AM | 8:00 AM |
| 7:00 AM | 9:00 AM |
| 8:00 AM | 10:00 AM |
| 9:00 AM | 11:00 AM |
| 10:00 AM | 12:00 PM |
| 11:00 AM | 1:00 PM |
| 12:00 PM | 2:00 PM |
| 1:00 PM | 3:00 PM |
| 2:00 PM | 4:00 PM |
| 3:00 PM | 5:00 PM |
| 4:00 PM | 6:00 PM |
| 5:00 PM | 7:00 PM |
| 6:00 PM | 8:00 PM |
| 7:00 PM | 9:00 PM |
| 8:00 PM | 10:00 PM |
| 9:00 PM | 11:00 PM |
| 10:00 PM | 12:00 AM+1 day |
| 11:00 PM | 1:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 4:00 PM in Chicago (11:00 AM – 6:00 PM in Mariano Roque Alonso).
Daylight saving time and the difference
The difference changes during the year because Chicago and Mariano Roque Alonso switch clocks on different dates:
- Oct 21, 2026 – Nov 1, 2026: +2h
- Nov 1, 2026 – Mar 14, 2027: +3h
- Mar 14, 2027 – Oct 21, 2027: +2h
Distance
Chicago and Mariano Roque Alonso are 8,074 km (5,017 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Chicago and Mariano Roque Alonso?
Mariano Roque Alonso is 2 hours ahead of Chicago.
What time is it in Mariano Roque Alonso when it is 9 AM in Chicago?
When it is 9:00 AM in Chicago, it is 11:00 AM in Mariano Roque Alonso.
When is the best time to call Mariano Roque Alonso from Chicago?
Both sides are at work from 9:00 AM – 4:00 PM in Chicago (11:00 AM – 6:00 PM in Mariano Roque Alonso).
Does the time difference between Chicago and Mariano Roque Alonso change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.