There are
1,939 mi
from Citrus Heights, CA to St Charles, MO
That's the driving distance. It would take 1 day 9 hours to go from Citrus Heights, California to St Charles, Missouri.
The flight distance (direct flight from Citrus Heights, CA to St Charles, MO) is 1,650.12 mi.
1,939 mi = 1.61 kms