Miles between Round Rock, TX and Alton, TX

There are
331 mi
from Round Rock, TX to Alton, TX

That's the driving distance. It would take 6 hours 4 mins to go from Round Rock, Texas to Alton, Texas.

The flight distance (direct flight from Round Rock, TX to Alton, TX) is 294.18 mi.

331 mi = 532.92 kms