There are
1,862 mi
from Porterville, CA to Waterloo, IA
That's the driving distance. It would take 1 day 8 hours to go from Porterville, California to Waterloo, Iowa.
The flight distance (direct flight from Porterville, CA to Waterloo, IA) is 1,486.99 mi.
1,862 mi = 2,996.22 kms