There are
1,821 mi
from Hayward, CA to Altoona, IA
That's the driving distance. It would take 1 day 7 hours to go from Hayward, California to Altoona, Iowa.
The flight distance (direct flight from Hayward, CA to Altoona, IA) is 1,539.05 mi.
1,821 mi = 1.61 kms