Miles between Ontario, CA and Chesterfield, MO

There are
1,780 mi
from Ontario, CA to Chesterfield, MO

That's the driving distance. It would take 1 day 7 hours to go from Ontario, California to Chesterfield, Missouri.

The flight distance (direct flight from Ontario, CA to Chesterfield, MO) is 1,533.60 mi.

1,780 mi = 1.61 kms