There are
1,804 mi
from Chino Hills, CA to Lake St Louis, MO
That's the driving distance. It would take 1 day 7 hours to go from Chino Hills, California to Lake St Louis, Missouri.
The flight distance (direct flight from Chino Hills, CA to Lake St Louis, MO) is 1,528.93 mi.
1,804 mi = 1.61 kms