There are
434 mi
from Davenport, IA to Marysville, OH
That's the driving distance. It would take 8 hours 57 mins to go from Davenport, Iowa to Marysville, Ohio.
The flight distance (direct flight from Davenport, IA to Marysville, OH) is 386.90 mi.
434 mi = 698.90 kms