There are
1,606 mi
from Provo, UT to Clarksville, IN
That's the driving distance. It would take 1 day 4 hours to go from Provo, Utah to Clarksville, Indiana.
The flight distance (direct flight from Provo, UT to Clarksville, IN) is 1,386.93 mi.
1,606 mi = 1.61 kms