There are
2,373 mi
from Gresham, OR to Opelousas, LA
That's the driving distance. It would take 1 day 17 hours to go from Gresham, Oregon to Opelousas, Louisiana.
The flight distance (direct flight from Gresham, OR to Opelousas, LA) is 1,931.23 mi.
2,373 mi = 3.22 kms