There are
1,897 mi
from Hayward, CA to Ottumwa, IA
That's the driving distance. It would take 1 day 8 hours to go from Hayward, California to Ottumwa, Iowa.
The flight distance (direct flight from Hayward, CA to Ottumwa, IA) is 1,594.50 mi.
1,897 mi = 1.61 kms