Time Difference Between Toronto and San Antonio

The time difference between Toronto and San Antonio is 1 hour. When it is 12:00 noon in Toronto, it is 11:00 in San Antonio. Toronto uses the America/Toronto time zone (UTC-5), while San Antonio uses America/Chicago (UTC-6).

San Antonio is 1 hour behind Toronto — 1 hour
Toronto, Canada
11:55:39
Saturday, November 7, 2026
UTC-5 · EST
↔
San Antonio, United States
10:55:39
Saturday, November 7, 2026
UTC-6 · CST

Time Zone Details: Toronto vs San Antonio

Detail Toronto San Antonio
Time Zone IDAmerica/TorontoAmerica/Chicago
UTC OffsetUTC-5UTC-6
AbbreviationESTCST
DST ActiveNoNo
CountryCanadaUnited States
RegionNorth AmericaNorth America

Best Time to Schedule a Call

There are 7 overlapping business hours between Toronto and San Antonio (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

10:00–17:00 in Toronto  =  09:00–16:00 in San Antonio

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Toronto time to San Antonio time. Rows highlighted in green indicate overlapping business hours in both cities.

Toronto San Antonio
00:00 23:00 (-1 day) Night
01:00 00:00 Night
02:00 01:00 Night
03:00 02:00 Night
04:00 03:00 Night
05:00 04:00 Night
06:00 05:00
07:00 06:00
08:00 07:00
09:00 08:00
10:00 09:00 Overlap
11:00 10:00 Overlap
12:00 11:00 Overlap
13:00 12:00 Overlap
14:00 13:00 Overlap
15:00 14:00 Overlap
16:00 15:00 Overlap
17:00 16:00
18:00 17:00
19:00 18:00
20:00 19:00
21:00 20:00
22:00 21:00 Night
23:00 22:00 Night

Daylight Saving Time (DST) Impact

Neither Toronto nor San Antonio is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Toronto–San Antonio Scheduling

Compare Toronto and San Antonio with Other Cities

From Toronto

From San Antonio

Frequently Asked Questions

What is the time difference between Toronto and San Antonio?

The time difference is 1 hour. San Antonio is 1 hour behind Toronto.

Does the time difference change during the year?

It can. If either Toronto or San Antonio observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

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

The best window is between 10:00 and 17:00 Toronto time, which corresponds to 09:00–16:00 in San Antonio. Both sides fall within normal business hours.

How do I convert Toronto time to San Antonio time?

Subtract 1 hour from Toronto time to get San Antonio time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.