Chicago to San Antonio — Time Difference
Live clocks · Full 24-hour table · United States → United States
Time Difference: Chicago vs San Antonio
San Antonio is 0 hours ahead of Chicago. Chicago is in Central Daylight Time (CDT, UTC-5) and San Antonio is in Central Daylight Time (CDT, UTC-5).
Use the table below to find the equivalent San Antonio time for any hour in Chicago. Click any row to see the full conversion page for that hour.
Business Hours — Chicago to San Antonio
"Good" = both cities within business hours (9 AM–5 PM)
Full 24-Hour Table — Chicago to San Antonio
Frequently Asked Questions
What is the time difference between Chicago and San Antonio?
San Antonio is 0 hours ahead of Chicago. Chicago uses Central Daylight Time (CDT, UTC-5) and San Antonio uses Central Daylight Time (CDT, UTC-5).
What time is it in San Antonio when it is 9 AM in Chicago?
9 AM in Chicago (CDT) equals 9 AM in San Antonio (CDT).
Is Chicago ahead or behind San Antonio?
Chicago and San Antonio are in the same time zone.
What is the best time to call from Chicago to San Antonio?
The best time to call from Chicago to San Antonio is between 9 AM–5 PM Chicago time, when San Antonio is also within normal working hours (9 AM–5 PM).
Time Zones
Chicago
Central Daylight Time
CDT · UTC-5
San Antonio
Central Daylight Time
CDT · UTC-5
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