Miles between Decatur, IL and Rock Island, IL

There are
187 mi
from Decatur, IL to Rock Island, IL

That's the driving distance. It would take 3 hours 33 mins to go from Decatur, Illinois to Rock Island, Illinois.

The flight distance (direct flight from Decatur, IL to Rock Island, IL) is 143.32 mi.

187 mi = 301.20 kms