There are
1,813 mi
from San Clemente, CA to Waterloo, IA
That's the driving distance. It would take 1 day 7 hours to go from San Clemente, California to Waterloo, Iowa.
The flight distance (direct flight from San Clemente, CA to Waterloo, IA) is 1,504.77 mi.
1,813 mi = 2,917.30 kms