Miles between Round Rock, TX and Ballwin, MO

There are
788 mi
from Round Rock, TX to Ballwin, MO

That's the driving distance. It would take 14 hours 32 mins to go from Round Rock, Texas to Ballwin, Missouri.

The flight distance (direct flight from Round Rock, TX to Ballwin, MO) is 690.08 mi.

788 mi = 1,268.92 kms