There are
2,420 mi
from Gresham, OR to Tupelo, MS
That's the driving distance. It would take 1 day 17 hours to go from Gresham, Oregon to Tupelo, Mississippi.
The flight distance (direct flight from Gresham, OR to Tupelo, MS) is 1,931.55 mi.
2,420 mi = 3.22 kms