There are
227 mi
from Omaha, NE to Ottumwa, IA
That's the driving distance. It would take 4 hours 18 mins to go from Omaha, Nebraska to Ottumwa, Iowa.
The flight distance (direct flight from Omaha, NE to Ottumwa, IA) is 187.50 mi.
227 mi = 365.75 kms