There are
2,357 mi
from Waltham, MA to Clearfield, UT
That's the driving distance. It would take 1 day 18 hours to go from Waltham, Massachusetts to Clearfield, Utah.
The flight distance (direct flight from Waltham, MA to Clearfield, UT) is 2,084.35 mi.
2,357 mi = 3,793.71 kms