Miles between Decatur, IL and Owosso, MI

There are
400 mi
from Decatur, IL to Owosso, MI

That's the driving distance. It would take 7 hours 28 mins to go from Decatur, Illinois to Owosso, Michigan.

The flight distance (direct flight from Decatur, IL to Owosso, MI) is 329.88 mi.

400 mi = 643.12 kms