There are
1,829 mi
from Allentown, PA to Roswell, NM
That's the driving distance. It would take 1 day 9 hours to go from Allentown, Pennsylvania to Roswell, New Mexico.
The flight distance (direct flight from Allentown, PA to Roswell, NM) is 1,669 mi.
1,829 mi = 1.61 kms