Boston vs San Antonio time difference
San Antonio is 1 h behind
Boston 23:48 · San Antonio 22:48. From November 1 the time will be the same.
Boston now
Friday, October 16UTC-4, EDT
San Antonio now
Friday, October 16UTC-5, CDT
Convert a time
Using today's difference: 1 h. From November 1: 0 h.
When the difference changes
-
1Nov 2026
Boston moves its clocks one hour back in 16 days
The difference becomes 0 h: same time
-
1Nov 2026
San Antonio moves its clocks one hour back
The difference becomes 1 h: San Antonio behind
-
14Mar 2027
Boston moves its clocks one hour forward
The difference becomes 2 h: San Antonio behind
-
14Mar 2027
San Antonio moves its clocks one hour forward
The difference becomes 1 h: San Antonio behind
-
7Nov 2027
Boston moves its clocks one hour back
The difference becomes 0 h: same time
-
7Nov 2027
San Antonio moves its clocks one hour back
The difference becomes 1 h: San Antonio behind
Both cities change their clocks, on different dates.