There are
1,772 mi
from Garden Grove, CA to Ottumwa, IA
That's the driving distance. It would take 1 day 6 hours to go from Garden Grove, California to Ottumwa, Iowa.
The flight distance (direct flight from Garden Grove, CA to Ottumwa, IA) is 1,481.69 mi.
1,772 mi = 1.61 kms