Miles between Decatur, IL and Chicago Ridge, IL

There are
166 mi
from Decatur, IL to Chicago Ridge, IL

That's the driving distance. It would take 3 hours 10 mins to go from Decatur, Illinois to Chicago Ridge, Illinois.

The flight distance (direct flight from Decatur, IL to Chicago Ridge, IL) is 142.54 mi.

166 mi = 267.89 kms