There are
1,400 mi
from Tucson, AZ to Ballwin, MO
That's the driving distance. It would take 1 day 1 hour to go from Tucson, Arizona to Ballwin, Missouri.
The flight distance (direct flight from Tucson, AZ to Ballwin, MO) is 1,225.94 mi.
1,400 mi = 1.61 kms