There are
173 mi
from Waukegan, IL to Dubuque, IA
That's the driving distance. It would take 3 hours 58 mins to go from Waukegan, Illinois to Dubuque, Iowa.
The flight distance (direct flight from Waukegan, IL to Dubuque, IA) is 144.10 mi.
173 mi = 278.09 kms