There are
2,120 mi
from Allentown, PA to Lehi, UT
That's the driving distance. It would take 1 day 13 hours to go from Allentown, Pennsylvania to Lehi, Utah.
The flight distance (direct flight from Allentown, PA to Lehi, UT) is 1,896.60 mi.
2,120 mi = 3.22 kms