There are
235 mi
from Waterloo, IA to Algonquin, IL
That's the driving distance. It would take 4 hours 56 mins to go from Waterloo, Iowa to Algonquin, Illinois.
The flight distance (direct flight from Waterloo, IA to Algonquin, IL) is 208.02 mi.
235 mi = 377.94 kms