There are
1,798 mi
from St Charles, MO to La Verne, CA
That's the driving distance. It would take 1 day 7 hours to go from St Charles, Missouri to La Verne, California.
The flight distance (direct flight from St Charles, MO to La Verne, CA) is 1,543.07 mi.
1,798 mi = 2,893.29 kms