There are
1,674 mi
from Harlingen, TX to Munhall, PA
That's the driving distance. It would take 1 day 7 hours to go from Harlingen, Texas to Munhall, Pennsylvania.
The flight distance (direct flight from Harlingen, TX to Munhall, PA) is 1,415.69 mi.
1,674 mi = 2,694.04 kms