There are
2,233 mi
from Passaic, NJ to Butte, MT
That's the driving distance. It would take 1 day 15 hours to go from Passaic, New Jersey to Butte, Montana.
The flight distance (direct flight from Passaic, NJ to Butte, MT) is 1,940.15 mi.
2,233 mi = 3,593.70 kms