There are
1,791 mi
from Irvine, CA to Waterloo, IA
That's the driving distance. It would take 1 day 7 hours to go from Irvine, California to Waterloo, Iowa.
The flight distance (direct flight from Irvine, CA to Waterloo, IA) is 1,504.43 mi.
1,791 mi = 2,882.78 kms