Miles between Ontario, CA and Downers Grove, IL

There are
1,959 mi
from Ontario, CA to Downers Grove, IL

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

The flight distance (direct flight from Ontario, CA to Downers Grove, IL) is 1,691.65 mi.

1,959 mi = 1.61 kms