Miles between Fairfax, VA and Dekalb, IL

There are
761 mi
from Fairfax, VA to Dekalb, IL

That's the driving distance. It would take 14 hours 21 mins to go from Fairfax, Virginia to Dekalb, Illinois.

The flight distance (direct flight from Fairfax, VA to Dekalb, IL) is 638.21 mi.

761 mi = 1,225.46 kms