There are
682 mi
from Youngstown, OH to Ottumwa, IA
That's the driving distance. It would take 12 hours 48 mins to go from Youngstown, Ohio to Ottumwa, Iowa.
The flight distance (direct flight from Youngstown, OH to Ottumwa, IA) is 612.19 mi.
682 mi = 1,097.99 kms