Miles between Davenport, IA and Decatur, AL

There are
640 mi
from Davenport, IA to Decatur, AL

That's the driving distance. It would take 12 hours 2 mins to go from Davenport, Iowa to Decatur, Alabama.

The flight distance (direct flight from Davenport, IA to Decatur, AL) is 516.28 mi.

640 mi = 1,029.95 kms