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San Antonio, United States
1:19:01 AM
Saturday, September 12, 2026
Time in San Antonio – Current Local Time
Live local time, CST/CDT clock, UTC offset, and time differences for San Antonio, United States.
Timezone: CST/CDT (America/Chicago)Offset: UTC-5DST: Active in summer
San Antonio is situated in United States (North America) and observes the America/Chicago (CST/CDT) time standard at UTC-5 from Coordinated Universal Time (UTC). Clocks in San Antonio observe Daylight Saving Time, shifting forward by one hour during warmer months to extend evening daylight.
The live clock above reflects current civil time to the second, providing accurate local hours for travel planning, cross-border meeting coordination, and international communications.
Time zone data verified and last updated: September 12, 2026
How Many Hours Ahead or Behind is San Antonio?
Calculated time differences between San Antonio (UTC-5) and major international business hubs, dynamically accounting for active Daylight Saving Time shifts.
| Financial Hub | Current Timezone | San Antonio Status | Time at 12:00 PM in San Antonio |
|---|---|---|---|
| New YorkUnited States | EST/EDT | San Antonio is 1 hour behind | 1:00 PM |
| LondonUnited Kingdom | GMT/BST | San Antonio is 6 hours behind | 6:00 PM |
| TokyoJapan | JST | San Antonio is 14 hours behind | 2:00 AM |
| SydneyAustralia | AEST/AEDT | San Antonio is 15 hours behind | 3:00 AM |
Convert CST Time to Other Major Zones
Frequently Asked Questions About Time in San Antonio
What time is it in San Antonio right now?
The live clock at the top of this page shows the exact current time in San Antonio, United States, updated every second. San Antonio is on CST/CDT (UTC-5 from UTC) and the clock adjusts automatically when Daylight Saving Time starts or ends.
What time zone is San Antonio in?
San Antonio uses the America/Chicago time zone (CST/CDT), which is UTC-5 from Coordinated Universal Time. During Daylight Saving Time the offset shifts by one hour.
What is the time difference between San Antonio and New York?
San Antonio is currently 1 hour behind New York. When it is 9:00 AM in New York, it is 8:00 AM in San Antonio. This accounts for any Daylight Saving Time in effect.
What is the time difference between San Antonio and London?
San Antonio is currently 6 hours behind London. When it is 9:00 AM in London, it is 3:00 AM in San Antonio. This accounts for any Daylight Saving Time in effect.
Does San Antonio observe Daylight Saving Time?
Yes. San Antonio observes Daylight Saving Time: clocks move forward one hour in spring and back one hour in autumn. The live clock on this page always shows the correct current time, including DST.
When is the best time to schedule a call with someone in San Antonio?
Standard business hours in San Antonio are 9:00 AM to 5:00 PM local time (CST/CDT). Use the timeline planner on this page to line up San Antonio's working hours with your own time zone and find an overlap that suits both sides.
Other Cities in CST/CDT
San Antonio at a Glance
UTC Offset
UTC-5
DST Observed
Yes
San Antonio Time & Location Profile
Timezone Identifier
America/Chicago (CST/CDT)
Current UTC Offset
UTC-5
Daylight Saving Time
Observed (seasonal 1-hour adjustment)
Country & Region
United States • North America
Planning a Trip or Call to San Antonio?
✈️ Flight & Airport Details
When booking travel to San Antonio, remember to account for the local time difference—San Antonio is UTC-5 from UTC. Adjust your watch upon arrival to adjust to local routines.
💼 Business Hours & Scheduling
Since San Antonio observes Daylight Saving Time, double-check whether seasonal clock changes are active during your travel or scheduling window.