There are
2,052 mi
from Rancho Cucamonga, CA to Clarksville, IN
That's the driving distance. It would take 1 day 12 hours to go from Rancho Cucamonga, California to Clarksville, Indiana.
The flight distance (direct flight from Rancho Cucamonga, CA to Clarksville, IN) is 1,789.26 mi.
2,052 mi = 3.22 kms