There are
1,815 mi
from Sioux City, IA to Arcata, CA
That's the driving distance. It would take 1 day 8 hours to go from Sioux City, Iowa to Arcata, California.
The flight distance (direct flight from Sioux City, IA to Arcata, CA) is 1,426.55 mi.
1,815 mi = 2,921.39 kms