There are
1,245 mi
from Dekalb, IL to Cocoa, FL
That's the driving distance. It would take 23 hours 4 mins to go from Dekalb, Illinois to Cocoa, Florida.
The flight distance (direct flight from Dekalb, IL to Cocoa, FL) is 1,038.17 mi.
1,245 mi = 2,003.11 kms