There are
1,227 mi
from Garland, TX to Monroeville, PA
That's the driving distance. It would take 22 hours 32 mins to go from Garland, Texas to Monroeville, Pennsylvania.
The flight distance (direct flight from Garland, TX to Monroeville, PA) is 1,065.70 mi.
1,227 mi = 1.61 kms