Miles between Ontario, CA and Dekalb, IL

There are
1,920 mi
from Ontario, CA to Dekalb, IL

That's the driving distance. It would take 1 day 9 hours to go from Ontario, California to Dekalb, Illinois.

The flight distance (direct flight from Ontario, CA to Dekalb, IL) is 1,655.43 mi.

1,920 mi = 1.61 kms