There are
1,909 mi
from Harlingen, TX to Dunmore, PA
That's the driving distance. It would take 1 day 11 hours to go from Harlingen, Texas to Dunmore, Pennsylvania.
The flight distance (direct flight from Harlingen, TX to Dunmore, PA) is 1,638.08 mi.
1,909 mi = 3,072.37 kms