There are
415 mi
from Davenport, IA to Madisonville, KY
That's the driving distance. It would take 8 hours 25 mins to go from Davenport, Iowa to Madisonville, Kentucky.
The flight distance (direct flight from Davenport, IA to Madisonville, KY) is 333.15 mi.
415 mi = 668.66 kms