Miles between Decatur, IL and Columbia, TN

There are
398 mi
from Decatur, IL to Columbia, TN

That's the driving distance. It would take 7 hours 27 mins to go from Decatur, Illinois to Columbia, Tennessee.

The flight distance (direct flight from Decatur, IL to Columbia, TN) is 310.18 mi.

398 mi = 640.39 kms