There are
2,053 mi
from Gresham, OR to Swansea, IL
That's the driving distance. It would take 1 day 11 hours to go from Gresham, Oregon to Swansea, Illinois.
The flight distance (direct flight from Gresham, OR to Swansea, IL) is 1,720.31 mi.
2,053 mi = 3.22 kms