Miles between Ontario, CA and Barnstable, MA

There are
3,007 mi
from Ontario, CA to Barnstable, MA

That's the driving distance. It would take 2 days 6 hours to go from Ontario, California to Barnstable, Massachusetts.

The flight distance (direct flight from Ontario, CA to Barnstable, MA) is 2,602 mi.

3,007 mi = 4.83 kms