San Antonio to Cancún Time Difference
Cancún and San Antonio are on the same clock time. There is no time difference between them right now.
Is There a Time Difference Between San Antonio and Cancún?
No — Cancún and San Antonio are on exactly the same clock. Whatever the time is in San Antonio, it is the same in Cancún, so nothing needs converting between them.
Best Time to Call San Antonio and Cancún
Both cities are inside normal business hours between 9:00 AM and 5:00 PM in San Antonio — that's 9:00 AM to 5:00 PM in Cancún. That's an 8-hour window, so a call fits comfortably in either side's working day.
both at work San Antonio only Cancún only neither — hours shown along the strip are San Antonio local time.
Convert a Specific Time
Pick any date and time in San Antonio to see the exact equivalent in Cancún.
Common Times Converted
San Antonio time on the left, Cancún time on the right.
San Antonio to Cancún: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in San Antonio. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| San Antonio | Cancún | Working hours |
|---|---|---|
| 12:00 AM | 12:00 AM | — |
| 1:00 AM | 1:00 AM | — |
| 2:00 AM | 2:00 AM | — |
| 3:00 AM | 3:00 AM | — |
| 4:00 AM | 4:00 AM | — |
| 5:00 AM | 5:00 AM | — |
| 6:00 AM | 6:00 AM | — |
| 7:00 AM | 7:00 AM | — |
| 8:00 AM | 8:00 AM | — |
| 9:00 AM | 9:00 AM | Both cities |
| 10:00 AM | 10:00 AM | Both cities |
| 11:00 AM | 11:00 AM | Both cities |
| 12:00 PM | 12:00 PM | Both cities |
| 1:00 PM | 1:00 PM | Both cities |
| 2:00 PM | 2:00 PM | Both cities |
| 3:00 PM | 3:00 PM | Both cities |
| 4:00 PM | 4:00 PM | Both cities |
| 5:00 PM | 5:00 PM | — |
| 6:00 PM | 6:00 PM | — |
| 7:00 PM | 7:00 PM | — |
| 8:00 PM | 8:00 PM | — |
| 9:00 PM | 9:00 PM | — |
| 10:00 PM | 10:00 PM | — |
| 11:00 PM | 11:00 PM | — |
Understanding the San Antonio – Cancún Time Difference
San Antonio runs on America/Chicago, currently CDT (UTC-5:00). Cancún runs on America/Cancun, currently EST (UTC-5:00). Both offsets are identical right now, which is why the two cities show the same clock time.
San Antonio observes Daylight Saving Time and Cancún does not, so the gap between them shifts by an hour twice a year. The next shift is on Sunday, November 1, 2026, when San Antonio adjusts its clocks and the difference becomes 1 hour. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in the United States · Daylight Saving Time in Mexico.
San Antonio today
Cancún today
Frequently Asked Questions
What is the time difference between San Antonio and Cancún?
There is currently no time difference between San Antonio and Cancún. Both cities are on the same clock time right now.
What time is it in Cancún when it is 9:00 AM in San Antonio?
When it is 9:00 AM in San Antonio, it is 9:00 AM in Cancún.
What is the best time to call between San Antonio and Cancún?
Between 9:00 AM and 5:00 PM San Antonio time, which is 9:00 AM to 5:00 PM in Cancún. Both cities are inside normal business hours during that window.
Does the time difference between San Antonio and Cancún change during the year?
Yes. San Antonio observes Daylight Saving Time and Cancún does not, so the gap between them shifts during the year. It changes to 1 hour on Sunday, November 1, 2026.
What time zones are San Antonio and Cancún in?
San Antonio uses the America/Chicago time zone, currently CDT (UTC-5:00). Cancún uses America/Cancun, currently EST (UTC-5:00).