There are
598 mi
from Mcdonough, GA to Deerfield Beach, FL
That's the driving distance. It would take 10 hours 49 mins to go from Mcdonough, Georgia to Deerfield Beach, Florida.
The flight distance (direct flight from Mcdonough, GA to Deerfield Beach, FL) is 548.85 mi.
598 mi = 961.66 kms