Miles between Gresham, OR and Duncan, OK

There are
1,888 mi
from Gresham, OR to Duncan, OK

That's the driving distance. It would take 1 day 9 hours to go from Gresham, Oregon to Duncan, Oklahoma.

The flight distance (direct flight from Gresham, OR to Duncan, OK) is 1,492.78 mi.

1,888 mi = 1.61 kms