There are
1,414 mi
from Flagstaff, AZ to Waterloo, IA
That's the driving distance. It would take 1 day 1 hour to go from Flagstaff, Arizona to Waterloo, Iowa.
The flight distance (direct flight from Flagstaff, AZ to Waterloo, IA) is 1,150.50 mi.
1,414 mi = 2,275.66 kms