There are
1,829 mi
from St Charles, MO to Cerritos, CA
That's the driving distance. It would take 1 day 7 hours to go from St Charles, Missouri to Cerritos, California.
The flight distance (direct flight from St Charles, MO to Cerritos, CA) is 1,564.84 mi.
1,829 mi = 2,943.76 kms