Miles between San Antonio, TX and Thornton, CO

There are
942 mi
from San Antonio, TX to Thornton, CO

That's the driving distance. It would take 16 hours 49 mins to go from San Antonio, Texas to Thornton, Colorado.

The flight distance (direct flight from San Antonio, TX to Thornton, CO) is 809.54 mi.

942 mi = 1,515.35 kms