There are
483 mi
from Davenport, IA to Clarksville, TN
That's the driving distance. It would take 9 hours 16 mins to go from Davenport, Iowa to Clarksville, Tennessee.
The flight distance (direct flight from Davenport, IA to Clarksville, TN) is 385.78 mi.
483 mi = 777.46 kms