Miles between Decatur, IL and Frederick, MD

There are
697 mi
from Decatur, IL to Frederick, MD

That's the driving distance. It would take 13 hours 23 mins to go from Decatur, Illinois to Frederick, Maryland.

The flight distance (direct flight from Decatur, IL to Frederick, MD) is 614.62 mi.

697 mi = 1,121.57 kms