Miles between Ontario, CA and Centralia, IL

There are
1,867 mi
from Ontario, CA to Centralia, IL

That's the driving distance. It would take 1 day 8 hours to go from Ontario, California to Centralia, Illinois.

The flight distance (direct flight from Ontario, CA to Centralia, IL) is 1,610.98 mi.

1,867 mi = 1.61 kms