Miles between Ontario, CA and Brockton, MA

There are
2,971 mi
from Ontario, CA to Brockton, MA

That's the driving distance. It would take 2 days 5 hours to go from Ontario, California to Brockton, Massachusetts.

The flight distance (direct flight from Ontario, CA to Brockton, MA) is 2,563.40 mi.

2,971 mi = 3.22 kms