There are
1,949 mi
from Gresham, OR to Moline, IL
That's the driving distance. It would take 1 day 9 hours to go from Gresham, Oregon to Moline, Illinois.
The flight distance (direct flight from Gresham, OR to Moline, IL) is 1,612.08 mi.
1,949 mi = 1.61 kms