There are
1,507 mi
from Sioux City, IA to Somerville, MA
That's the driving distance. It would take 1 day 4 hours to go from Sioux City, Iowa to Somerville, Massachusetts.
The flight distance (direct flight from Sioux City, IA to Somerville, MA) is 1,285.21 mi.
1,507 mi = 1.61 kms