Miles between Ontario, CA and Algonquin, IL

There are
1,957 mi
from Ontario, CA to Algonquin, IL

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

The flight distance (direct flight from Ontario, CA to Algonquin, IL) is 1,681.24 mi.

1,957 mi = 1.61 kms