There are
1,805 mi
from Pasadena, TX to Butte, MT
That's the driving distance. It would take 1 day 7 hours to go from Pasadena, Texas to Butte, Montana.
The flight distance (direct flight from Pasadena, TX to Butte, MT) is 1,464.34 mi.
1,805 mi = 1.61 kms