There are
1,785 mi
from Antioch, CA to Altoona, IA
That's the driving distance. It would take 1 day 6 hours to go from Antioch, California to Altoona, Iowa.
The flight distance (direct flight from Antioch, CA to Altoona, IA) is 1,517.33 mi.
1,785 mi = 1.61 kms