Miles between St Louis, MO and Round Rock, TX

There are
806 mi
from St Louis, MO to Round Rock, TX

That's the driving distance. It would take 14 hours 50 mins to go from St Louis, Missouri to Round Rock, Texas.

The flight distance (direct flight from St Louis, MO to Round Rock, TX) is 703.52 mi.

806 mi = 1,297.45 kms