There are
2,036 mi
from Beaverton, OR to St Charles, MO
That's the driving distance. It would take 1 day 11 hours to go from Beaverton, Oregon to St Charles, Missouri.
The flight distance (direct flight from Beaverton, OR to St Charles, MO) is 1,705.21 mi.
2,036 mi = 3.22 kms