There are
2,013 mi
from St Charles, MO to Gresham, OR
That's the driving distance. It would take 1 day 10 hours to go from St Charles, Missouri to Gresham, Oregon.
The flight distance (direct flight from St Charles, MO to Gresham, OR) is 1,687.21 mi.
2,013 mi = 3,239.28 kms