Miles between Ontario, CA and St Ann, MO

There are
1,796 mi
from Ontario, CA to St Ann, MO

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

The flight distance (direct flight from Ontario, CA to St Ann, MO) is 1,544.06 mi.

1,796 mi = 1.61 kms