There are
2,380 mi
from Waltham, MA to Brigham City, UT
That's the driving distance. It would take 1 day 18 hours to go from Waltham, Massachusetts to Brigham City, Utah.
The flight distance (direct flight from Waltham, MA to Brigham City, UT) is 2,076.31 mi.
2,380 mi = 3,831.02 kms