San Antonio Mexico CityTime Converter

San Antonio (CDT, UTC−5) is currently 1 hour ahead of Mexico City (CST, UTC−6). Compare live clocks, convert any hour, and find times to meet.

Live DST-aware Shareable URLs
 
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Quick answer

When it's in San Antonio, it's the same day in Mexico City.

San Antonio (CST/CDT) runs 1 hour ahead of Mexico City (CST). Both sides keep standard office hours with a real 9–6 overlap — the highlighted window below works for everyone.

Time difference
−1h 00m
San Antonio
UTC−5
Mexico City
UTC−6
Best call window
10:00 AM CDT
Hour by hour

San Antonio to Mexico City conversion table

The next 12 hours in San Antonio and the matching local time in Mexico City. The current hour is highlighted; drag the converter's slider and the table follows.

Hourly conversion from San Antonio to Mexico City
San Antonio · CDT Mexico City · CST Mexico City status
NOW
Mon, Jun 22
Mon, Jun 22
Day
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Mon, Jun 22
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Mon, Jun 22
Mon, Jun 22
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Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
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Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
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Mon, Jun 22
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Meeting planner

Best time to meet between San Antonio & Mexico City

Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.

San Antonio CDT
Mexico City CST
Both in business hours Business hours (9–18) Morning / evening Night Now
Best time for a call or meeting: between 10:00 AM and 6:00 PM in San Antonio, which is 9:00 AM–5:00 PM in Mexico City — both sides are inside normal business hours (9:00 AM – 6:00 PM).
Good to know

Daylight saving shifts this gap by up to 1 hour

The difference between San Antonio and Mexico City swings between 1 and 0 hours across the year as each side starts or ends daylight saving. Clocks in San Antonio move back 1 hour to CST (UTC−6) on Sunday, November 1, 2026. Mexico City does not observe daylight saving time. This page always shows the live, DST-aware difference.

Built for humans and machines

One source of truth — for you and your AI

This page exposes the same answer as structured data, so when you ask an assistant "what's 9am San Antonio time in Mexico City?", it can cite the exact, DST-aware result — not a stale blog post.

  • Schema.org JSON-LD on every converter page
  • A machine-readable facts island with IANA zones and every possible offset
  • Live times in <time datetime> elements with explicit UTC offsets
JSON #timezone-pair-data · embedded in this page
{
  "pair": "San Antonio → Mexico City",
  "url": "https://worldclock.pro/en/convert/san-antonio-to-mexico-city",
  "from": {
    "name": "San Antonio",
    "type": "city",
    "abbreviation": "CST",
    "daylightAbbreviation": "CDT",
    "iana": "America/Chicago",
    "standardUtcOffset": "-06:00",
    "daylightUtcOffset": "-05:00",
    "referenceCity": "San Antonio"
  },
  "to": {
    "name": "Mexico City",
    "type": "city",
    "abbreviation": "CST",
    "daylightAbbreviation": "CDT",
    "iana": "America/Mexico_City",
    "standardUtcOffset": "-06:00",
    "daylightUtcOffset": null,
    "referenceCity": "Mexico City"
  },
  "currentDifferenceMinutes": -60,
  "possibleDifferencesMinutes": [
    -60,
    0
  ],
  "note": "Between the regions that use these zones the difference is 1 and 0 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}

Frequently asked questions

What is the time difference between San Antonio and Mexico City?

San Antonio is currently 1 hour ahead of Mexico City. San Antonio is on CDT (UTC−5) and Mexico City is on CST (UTC−6). The difference can change when either side starts or ends daylight saving time.

Is Mexico City ahead of or behind San Antonio?

Mexico City is currently 1 hour behind San Antonio.

When it is 9:00 AM in San Antonio, what time is it in Mexico City?

When it is 9:00 AM on a Monday in San Antonio, it is 8:00 AM in Mexico City.

Do San Antonio and Mexico City observe daylight saving time?

Clocks in San Antonio move back 1 hour to CST (UTC−6) on Sunday, November 1, 2026. Mexico City does not observe daylight saving time.

How do I convert San Antonio time to Mexico City time?

Subtract 1 hour from any time in San Antonio to get the time in Mexico City. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.

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