There are
2,084 mi
from Pasadena, CA to Clarksville, IN
That's the driving distance. It would take 1 day 12 hours to go from Pasadena, California to Clarksville, Indiana.
The flight distance (direct flight from Pasadena, CA to Clarksville, IN) is 1,818.28 mi.
2,084 mi = 3.22 kms