There are
790 mi
from Passaic, NJ to La Grange, IL
That's the driving distance. It would take 14 hours 43 mins to go from Passaic, New Jersey to La Grange, Illinois.
The flight distance (direct flight from Passaic, NJ to La Grange, IL) is 715.14 mi.
790 mi = 1,270.96 kms