Miles between Union, NJ and Great Falls, MT

There are
2,156 mi
from Union, NJ to Great Falls, MT

That's the driving distance. It would take 1 day 15 hours to go from Union, New Jersey to Great Falls, Montana.

The flight distance (direct flight from Union, NJ to Great Falls, MT) is 1,877.60 mi.

2,156 mi = 3,469.24 kms