There are
804 mi
from Clifton, NJ to Deerfield, IL
That's the driving distance. It would take 15 hours 1 min to go from Clifton, New Jersey to Deerfield, Illinois.
The flight distance (direct flight from Clifton, NJ to Deerfield, IL) is 712.79 mi.
804 mi = 1,293.89 kms