There are
805 mi
from Passaic, NJ to Deerfield, IL
That's the driving distance. It would take 15 hours 2 mins to go from Passaic, New Jersey to Deerfield, Illinois.
The flight distance (direct flight from Passaic, NJ to Deerfield, IL) is 714.62 mi.
805 mi = 1,296.28 kms