There are
457 mi
from Davenport, IA to Radcliff, KY
That's the driving distance. It would take 8 hours 35 mins to go from Davenport, Iowa to Radcliff, Kentucky.
The flight distance (direct flight from Davenport, IA to Radcliff, KY) is 353.92 mi.
457 mi = 734.68 kms