Miles between Knoxville, TN and San Marcos, TX

There are
1,067 mi
from Knoxville, TN to San Marcos, TX

That's the driving distance. It would take 18 hours 53 mins to go from Knoxville, Tennessee to San Marcos, Texas.

The flight distance (direct flight from Knoxville, TN to San Marcos, TX) is 913.88 mi.

1,067 mi = 1.61 kms