There are 1,071.26 miles from San Antonio to Las Vegas in northwest direction and 1,297.28 miles (2,087.77 kilometers) by car, following the I-40 route.
San Antonio and Las Vegas are 20 hours 7 mins far apart, if you drive non-stop.
This is the fastest route from San Antonio, TX to Las Vegas, NV. The halfway point is .
Please note the time difference between San Antonio, TX and Las Vegas, NV is 2 hours. The current time in San Antonio is 4:13 am and the current time in Las Vegas is 2:13 am.
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