There are
418 mi
from Dayton, OH to Bettendorf, IA
That's the driving distance. It would take 7 hours 57 mins to go from Dayton, Ohio to Bettendorf, Iowa.
The flight distance (direct flight from Dayton, OH to Bettendorf, IA) is 352.11 mi.
418 mi = 673.27 kms