There are
489 mi
from Joliet, IL to Leavenworth, KS
That's the driving distance. It would take 9 hours 13 mins to go from Joliet, Illinois to Leavenworth, Kansas.
The flight distance (direct flight from Joliet, IL to Leavenworth, KS) is 390.86 mi.
489 mi = 786.82 kms