There are
935 mi
from Ridgewood, NJ to Bettendorf, IA
That's the driving distance. It would take 17 hours 27 mins to go from Ridgewood, New Jersey to Bettendorf, Iowa.
The flight distance (direct flight from Ridgewood, NJ to Bettendorf, IA) is 849.25 mi.
935 mi = 1,504.35 kms