There are
1,460 mi
from Florida City, FL to Dekalb, IL
That's the driving distance. It would take 1 day 3 hours to go from Florida City, Florida to Dekalb, Illinois.
The flight distance (direct flight from Florida City, FL to Dekalb, IL) is 1,232.53 mi.
1,460 mi = 2,348.91 kms