Miles between Washington, DC and Decatur, IL

There are
738 mi
from Washington, DC to Decatur, IL

That's the driving distance. It would take 14 hours 22 mins to go from Washington, District of Columbia to Decatur, Illinois.

The flight distance (direct flight from Washington, DC to Decatur, IL) is 639.49 mi.

738 mi = 1,187.66 kms