There are
2,207 mi
from Gresham, OR to Conroe, TX
That's the driving distance. It would take 1 day 14 hours to go from Gresham, Oregon to Conroe, Texas.
The flight distance (direct flight from Gresham, OR to Conroe, TX) is 1,792.35 mi.
2,207 mi = 3.22 kms