There are 252.44 miles from Dallas to San Antonio in southwest direction and 273 miles (439.35 kilometers) by car, following the I-35E route.
Dallas and San Antonio are 4 hours 58 mins far apart, if you drive non-stop.
This is the fastest route from Dallas, TX to San Antonio, TX. The halfway point is Belton, TX.
Dallas, TX and San Antonio, TX are in the same time zone (Central Daylight Time). Current time in both locations is 6:42 am.
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