There are
1,791 mi
from Waterloo, IA to Calexico, CA
That's the driving distance. It would take 1 day 8 hours to go from Waterloo, Iowa to Calexico, California.
The flight distance (direct flight from Waterloo, IA to Calexico, CA) is 1,431.11 mi.
1,791 mi = 2,882.39 kms