There are
305 mi
from Waterloo, IA to Bourbonnais, IL
That's the driving distance. It would take 5 hours 46 mins to go from Waterloo, Iowa to Bourbonnais, Illinois.
The flight distance (direct flight from Waterloo, IA to Bourbonnais, IL) is 246.97 mi.
305 mi = 491.01 kms