There are
484 mi
from Clarksville, TN to Bettendorf, IA
That's the driving distance. It would take 9 hours 17 mins to go from Clarksville, Tennessee to Bettendorf, Iowa.
The flight distance (direct flight from Clarksville, TN to Bettendorf, IA) is 385.89 mi.
484 mi = 779.63 kms