Miles between Ontario, CA and Belvidere, IL

There are
1,938 mi
from Ontario, CA to Belvidere, IL

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

The flight distance (direct flight from Ontario, CA to Belvidere, IL) is 1,654.72 mi.

1,938 mi = 1.61 kms