There are
809 mi
from Ridgewood, NJ to Deerfield, IL
That's the driving distance. It would take 15 hours 11 mins to go from Ridgewood, New Jersey to Deerfield, Illinois.
The flight distance (direct flight from Ridgewood, NJ to Deerfield, IL) is 713.54 mi.
809 mi = 1,301.18 kms