Chicago to San Antonio de Los Altos time converter
San Antonio de Los Altos is 1 hour ahead of Chicago. When it is 9:00 AM in Chicago, it is 10:00 AM in San Antonio de Los Altos.
Chicago CDT
Wednesday, October 21, 2026
Wednesday, October 21, 2026
7:05 PM in Chicago, Wednesday, October 21, 2026
Chicago to San Antonio de Los Altos conversion table
Every hour of today in Chicago and the matching time in San Antonio de Los Altos. Light rows are typical working hours (9:00–18:00).
| Chicago | San Antonio de Los Altos |
|---|---|
| 12:00 AM | 1:00 AM |
| 1:00 AM | 2:00 AM |
| 2:00 AM | 3:00 AM |
| 3:00 AM | 4:00 AM |
| 4:00 AM | 5:00 AM |
| 5:00 AM | 6:00 AM |
| 6:00 AM | 7:00 AM |
| 7:00 AM | 8:00 AM |
| 8:00 AM | 9:00 AM |
| 9:00 AM | 10:00 AM |
| 10:00 AM | 11:00 AM |
| 11:00 AM | 12:00 PM |
| 12:00 PM | 1:00 PM |
| 1:00 PM | 2:00 PM |
| 2:00 PM | 3:00 PM |
| 3:00 PM | 4:00 PM |
| 4:00 PM | 5:00 PM |
| 5:00 PM | 6:00 PM |
| 6:00 PM | 7:00 PM |
| 7:00 PM | 8:00 PM |
| 8:00 PM | 9:00 PM |
| 9:00 PM | 10:00 PM |
| 10:00 PM | 11:00 PM |
| 11:00 PM | 12:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in San Antonio de Los Altos).
Daylight saving time and the difference
The difference changes during the year because Chicago and San Antonio de Los Altos switch clocks on different dates:
- Oct 21, 2026 – Nov 1, 2026: +1h
- Nov 1, 2026 – Mar 14, 2027: +2h
- Mar 14, 2027 – Oct 21, 2027: +1h
Distance
Chicago and San Antonio de Los Altos are 4,039 km (2,510 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Chicago and San Antonio de Los Altos?
San Antonio de Los Altos is 1 hour ahead of Chicago.
What time is it in San Antonio de Los Altos when it is 9 AM in Chicago?
When it is 9:00 AM in Chicago, it is 10:00 AM in San Antonio de Los Altos.
When is the best time to call San Antonio de Los Altos from Chicago?
Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in San Antonio de Los Altos).
Does the time difference between Chicago and San Antonio de Los Altos change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.