There are
1,451 mi
from Garland, TX to Lansdowne, PA
That's the driving distance. It would take 1 day 2 hours to go from Garland, Texas to Lansdowne, Pennsylvania.
The flight distance (direct flight from Garland, TX to Lansdowne, PA) is 1,279.16 mi.
1,451 mi = 1.61 kms