There are
491 mi
from Parma, OH to Bettendorf, IA
That's the driving distance. It would take 9 hours 12 mins to go from Parma, Ohio to Bettendorf, Iowa.
The flight distance (direct flight from Parma, OH to Bettendorf, IA) is 453.01 mi.
491 mi = 790.97 kms