There are
2,565 mi
from Gresham, OR to Bethel Park, PA
That's the driving distance. It would take 1 day 20 hours to go from Gresham, Oregon to Bethel Park, Pennsylvania.
The flight distance (direct flight from Gresham, OR to Bethel Park, PA) is 2,149.06 mi.
2,565 mi = 3.22 kms