There are
1,156 mi
from Deerfield Beach, FL to Mt Vernon, OH
That's the driving distance. It would take 21 hours 47 mins to go from Deerfield Beach, Florida to Mt Vernon, Ohio.
The flight distance (direct flight from Deerfield Beach, FL to Mt Vernon, OH) is 982.08 mi.
1,156 mi = 1.61 kms