Miles between St Charles, MO and Round Rock, TX

There are
807 mi
from St Charles, MO to Round Rock, TX

That's the driving distance. It would take 14 hours 54 mins to go from St Charles, Missouri to Round Rock, Texas.

The flight distance (direct flight from St Charles, MO to Round Rock, TX) is 701.79 mi.

807 mi = 1,299.38 kms