There are
562 mi
from Waukegan, IL to Leavenworth, KS
That's the driving distance. It would take 10 hours 37 mins to go from Waukegan, Illinois to Leavenworth, Kansas.
The flight distance (direct flight from Waukegan, IL to Leavenworth, KS) is 425.66 mi.
562 mi = 903.72 kms