There are
2,092 mi
from Allentown, PA to Layton, UT
That's the driving distance. It would take 1 day 13 hours to go from Allentown, Pennsylvania to Layton, Utah.
The flight distance (direct flight from Allentown, PA to Layton, UT) is 1,893.25 mi.
2,092 mi = 3.22 kms