There are
2,060 mi
from Bellevue, WA to St Charles, MO
That's the driving distance. It would take 1 day 12 hours to go from Bellevue, Washington to St Charles, Missouri.
The flight distance (direct flight from Bellevue, WA to St Charles, MO) is 1,694.08 mi.
2,060 mi = 3.22 kms