There are
1,626 mi
from Sioux City, IA to Bend, OR
That's the driving distance. It would take 1 day 4 hours to go from Sioux City, Iowa to Bend, Oregon.
The flight distance (direct flight from Sioux City, IA to Bend, OR) is 1,253.06 mi.
1,626 mi = 1.61 kms