There are
2,447 mi
from Lowell, MA to Butte, MT
That's the driving distance. It would take 1 day 20 hours to go from Lowell, Massachusetts to Butte, Montana.
The flight distance (direct flight from Lowell, MA to Butte, MT) is 2,027.93 mi.
2,447 mi = 3,937.54 kms