Miles between St George, UT and San Marcos, TX

There are
1,251 mi
from St George, UT to San Marcos, TX

That's the driving distance. It would take 23 hours 32 mins to go from St George, Utah to San Marcos, Texas.

The flight distance (direct flight from St George, UT to San Marcos, TX) is 1,027.68 mi.

1,251 mi = 1.61 kms