There are
1,625 mi
from Amarillo, TX to Bethlehem, PA
That's the driving distance. It would take 1 day 5 hours to go from Amarillo, Texas to Bethlehem, Pennsylvania.
The flight distance (direct flight from Amarillo, TX to Bethlehem, PA) is 1,483.51 mi.
1,625 mi = 1.61 kms