There are
1,916 mi
from Gresham, OR to Columbia, MO
That's the driving distance. It would take 1 day 8 hours to go from Gresham, Oregon to Columbia, Missouri.
The flight distance (direct flight from Gresham, OR to Columbia, MO) is 1,594.33 mi.
1,916 mi = 3,083.80 kms