There are
2,024 mi
from Gresham, OR to Chatham, IL
That's the driving distance. It would take 1 day 11 hours to go from Gresham, Oregon to Chatham, Illinois.
The flight distance (direct flight from Gresham, OR to Chatham, IL) is 1,699.95 mi.
2,024 mi = 3.22 kms