There are
2,352 mi
from Passaic, NJ to Missoula, MT
That's the driving distance. It would take 1 day 17 hours to go from Passaic, New Jersey to Missoula, Montana.
The flight distance (direct flight from Passaic, NJ to Missoula, MT) is 2,007.55 mi.
2,352 mi = 3,785.59 kms