Miles between Ontario, CA and Warrenville, IL

There are
1,952 mi
from Ontario, CA to Warrenville, IL

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

The flight distance (direct flight from Ontario, CA to Warrenville, IL) is 1,683.49 mi.

1,952 mi = 1.61 kms