There are 252.44 miles from Dallas to San Antonio in southwest direction and 273 miles (439.35 kilometers) by car, following the I-35 S and US-290 route.
Dallas and San Antonio are 4 hours 11 mins far apart, if you drive non-stop .
This is the fastest route from Dallas, TX to San Antonio, TX. The halfway point is Salado, TX.
Dallas, TX and San Antonio, TX are in the same time zone (CDT). Current time in both locations is 11:39 pm.
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