There are
1,786 mi
from Waterloo, IA to Pasadena, CA
That's the driving distance. It would take 1 day 7 hours to go from Waterloo, Iowa to Pasadena, California.
The flight distance (direct flight from Waterloo, IA to Pasadena, CA) is 1,505.30 mi.
1,786 mi = 2,873.51 kms