There are
623 mi
from Clarksville, TN to Urbandale, IA
That's the driving distance. It would take 12 hours 5 mins to go from Clarksville, Tennessee to Urbandale, Iowa.
The flight distance (direct flight from Clarksville, TN to Urbandale, IA) is 489.74 mi.
623 mi = 1,001.85 kms