Miles between Thornton, CO and San Antonio, TX

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

That's the driving distance. It would take 16 hours 51 mins to go from Thornton, Colorado to San Antonio, Texas.

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

942 mi = 1,515.53 kms