Miles between Ontario, CA and Barrington, IL

There are
1,980 mi
from Ontario, CA to Barrington, IL

That's the driving distance. It would take 1 day 10 hours to go from Ontario, California to Barrington, Illinois.

The flight distance (direct flight from Ontario, CA to Barrington, IL) is 1,689.09 mi.

1,980 mi = 1.61 kms