Current Time in San Antonio, United States

Q: What timezone is San Antonio in?

San Antonio is in the CST/CDT timezone. The IANA timezone identifier is America/Chicago. The UTC offset is -6:00 in winter and -5:00 in summer.

Q: What is the UTC offset for San Antonio?

San Antonio's UTC offset is UTC-6:00 in winter and UTC-5:00 in summer. UTC offset means how many hours ahead of or behind Coordinated Universal Time (UTC) the local time is.

Q: What continent is San Antonio in?

San Antonio is located in North America. It is the 1.4 million population city in United States.

United States · CST/CDT · UTC-6:00 / UTC-5:00 (DST)

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America/Chicago

San Antonio Timezone Details

Timezone	CST/CDT
UTC Offset (standard)	UTC-6:00
UTC Offset (summer/DST)	UTC-5:00
Daylight Saving Time	Yes (observed)
IANA Timezone ID	America/Chicago
Country	United States
Population	1.4 million

Live Time Comparison — San Antonio

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✈ San Antonio Airport & Flight Time Calculator

✈ SAT San Antonio International

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About San Antonio Time Zone (CST/CDT)

San Antonio, the second-largest city in Texas, uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Famous for the Alamo and the River Walk, San Antonio is one of the fastest-growing US cities.

Key fact: San Antonio is in the same timezone as Chicago and Dallas.

Use the live clock at the top of this page to see the exact current time in San Antonio with seconds. The clock updates every second and uses your browser's timezone database for accuracy.

Frequently Asked Questions — San Antonio Time

What time is it in San Antonio right now? +

The current time in San Antonio, United States is displayed by the live clock at the top of this page. San Antonio is in the CST/CDT timezone (UTC-6:00 in winter, UTC-5:00 in summer).

What timezone is San Antonio in? +

San Antonio is in the CST/CDT timezone. The IANA timezone identifier is America/Chicago. The UTC offset is -6:00 in winter and -5:00 in summer.

Does San Antonio observe Daylight Saving Time? +

Yes, San Antonio observes Daylight Saving Time (DST). Clocks are set forward in spring and back in autumn. In winter, the UTC offset is -6:00; in summer it is -5:00.

What is the UTC offset for San Antonio? +

San Antonio's UTC offset is UTC-6:00 in winter and UTC-5:00 in summer. UTC offset means how many hours ahead of or behind Coordinated Universal Time (UTC) the local time is.

What is the time difference between San Antonio and London? +

San Antonio (CST/CDT) is UTC-6:00. London (GMT/BST) is UTC+0 in winter and UTC+1 in summer. San Antonio is in the same timezone as Chicago and Dallas.

How do I convert San Antonio time to UTC? +

To convert San Antonio time to UTC, subtract UTC-6:00 from the local time. For example, if it is 15:00 in San Antonio and the UTC offset is UTC-6:00, you calculate backward to find the UTC equivalent. Use the conversion table on this page for real-time values.

What continent is San Antonio in? +

San Antonio is located in North America. It is the 1.4 million population city in United States.

What is the IANA timezone name for San Antonio? +

The IANA (Internet Assigned Numbers Authority) timezone database identifier for San Antonio is America/Chicago. This is the official timezone name used in programming languages and operating systems.

How long is a flight from San Antonio? +

Use the flight time calculator on this page to estimate flight times from San Antonio International (SAT) to any of 150+ airports worldwide. The calculator uses the Haversine formula for great-circle distance at 850 km/h cruise speed plus 45 minutes ground time. Popular searches: flight time from San Antonio to London, San Antonio to New York, San Antonio to Dubai, San Antonio to Tokyo.