There are
1,639 mi
from Sioux City, IA to Oregon City, OR
That's the driving distance. It would take 1 day 4 hours to go from Sioux City, Iowa to Oregon City, Oregon.
The flight distance (direct flight from Sioux City, IA to Oregon City, OR) is 1,312.97 mi.
1,639 mi = 1.61 kms