Chicago to San Antonio time converter

Chicago and San Antonio are on the same time. When it is 9:00 AM in Chicago, it is 9:00 AM in San Antonio.

Chicago CDT

Tuesday, October 20, 2026

San Antonio PET

Tuesday, October 20, 2026

Chicago
Illinois, United States
Tue, Oct 20
CDTUTC-5
San Antonio
Peru
Tue, Oct 20
PETUTC-5±0
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to San Antonio conversion table

Every hour of today in Chicago and the matching time in San Antonio. Light rows are typical working hours (9:00–18:00).

ChicagoSan Antonio
12:00 AM12:00 AM
1:00 AM1:00 AM
2:00 AM2:00 AM
3:00 AM3:00 AM
4:00 AM4:00 AM
5:00 AM5:00 AM
6:00 AM6:00 AM
7:00 AM7:00 AM
8:00 AM8:00 AM
9:00 AM9:00 AM
10:00 AM10:00 AM
11:00 AM11:00 AM
12:00 PM12:00 PM
1:00 PM1:00 PM
2:00 PM2:00 PM
3:00 PM3:00 PM
4:00 PM4:00 PM
5:00 PM5:00 PM
6:00 PM6:00 PM
7:00 PM7:00 PM
8:00 PM8:00 PM
9:00 PM9:00 PM
10:00 PM10:00 PM
11:00 PM11:00 PM

Best time to call or meet

Both sides are at work from 9:00 AM – 6:00 PM in Chicago (9:00 AM – 6:00 PM in San Antonio).

Daylight saving time and the difference

The difference changes during the year because Chicago and San Antonio switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: ±0
  • Nov 1, 2026 – Mar 14, 2027: +1h
  • Mar 14, 2027 – Oct 20, 2027: ±0

Distance

Chicago and San Antonio are 6,789 km (4,218 miles) apart in a straight line.

More conversions

San Antonio to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to San AntonioLondon to San AntonioLos Angeles to San AntonioToronto to San AntonioSão Paulo to San AntonioParis to San AntonioBerlin to San AntonioMoscow to San AntonioDubai to San AntonioNew Delhi to San AntonioBangkok to San AntonioSingapore to San Antonio

Questions and answers

What is the time difference between Chicago and San Antonio?

Chicago and San Antonio are on the same time.

What time is it in San Antonio when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 9:00 AM in San Antonio.

When is the best time to call San Antonio from Chicago?

Both sides are at work from 9:00 AM – 6:00 PM in Chicago (9:00 AM – 6:00 PM in San Antonio).

Does the time difference between Chicago and San Antonio change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.