There are
1,271 mi
from Somerville, MA to Ottumwa, IA
That's the driving distance. It would take 1 day to go from Somerville, Massachusetts to Ottumwa, Iowa.
The flight distance (direct flight from Somerville, MA to Ottumwa, IA) is 1,100.42 mi.
1,271 mi = 1.61 kms