There are
1,852 mi
from St Charles, MO to Moorpark, CA
That's the driving distance. It would take 1 day 8 hours to go from St Charles, Missouri to Moorpark, California.
The flight distance (direct flight from St Charles, MO to Moorpark, CA) is 1,598.66 mi.
1,852 mi = 2,980.71 kms