There are
1,673 mi
from La Habra, CA to Johnston, IA
That's the driving distance. It would take 1 day 5 hours to go from La Habra, California to Johnston, Iowa.
The flight distance (direct flight from La Habra, CA to Johnston, IA) is 1,421.20 mi.
1,673 mi = 2,691.72 kms