Miles between Janesville, WI and Ballwin, MO

There are
342 mi
from Janesville, WI to Ballwin, MO

That's the driving distance. It would take 6 hours 24 mins to go from Janesville, Wisconsin to Ballwin, Missouri.

The flight distance (direct flight from Janesville, WI to Ballwin, MO) is 293.55 mi.

342 mi = 551.13 kms