There are
2,112 mi
from Allentown, PA to Riverton, UT
That's the driving distance. It would take 1 day 13 hours to go from Allentown, Pennsylvania to Riverton, Utah.
The flight distance (direct flight from Allentown, PA to Riverton, UT) is 1,899.19 mi.
2,112 mi = 3.22 kms