There are
1,914 mi
from Waterloo, IA to San Leandro, CA
That's the driving distance. It would take 1 day 9 hours to go from Waterloo, Iowa to San Leandro, California.
The flight distance (direct flight from Waterloo, IA to San Leandro, CA) is 1,600.79 mi.
1,914 mi = 3,080.16 kms