There are
1,988 mi
from Clarksville, TN to Duarte, CA
That's the driving distance. It would take 1 day 10 hours to go from Clarksville, Tennessee to Duarte, California.
The flight distance (direct flight from Clarksville, TN to Duarte, CA) is 1,726.38 mi.
1,988 mi = 1.61 kms