Miles between Dearborn, MI and Decatur, IL

There are
421 mi
from Dearborn, MI to Decatur, IL

That's the driving distance. It would take 7 hours 48 mins to go from Dearborn, Michigan to Decatur, Illinois.

The flight distance (direct flight from Dearborn, MI to Decatur, IL) is 346.27 mi.

421 mi = 677.73 kms