There are
1,169 mi
from Orem, UT to Ottumwa, IA
That's the driving distance. It would take 20 hours 6 mins to go from Orem, Utah to Ottumwa, Iowa.
The flight distance (direct flight from Orem, UT to Ottumwa, IA) is 1,010.10 mi.
1,169 mi = 1,881.33 kms