There are
142 mi
from Joliet, IL to Bettendorf, IA
That's the driving distance. It would take 2 hours 40 mins to go from Joliet, Illinois to Bettendorf, Iowa.
The flight distance (direct flight from Joliet, IL to Bettendorf, IA) is 123.85 mi.
142 mi = 229.06 kms