There are
971 mi
from Cheyenne, WY to Winnetka, IL
That's the driving distance. It would take 17 hours 14 mins to go from Cheyenne, Wyoming to Winnetka, Illinois.
The flight distance (direct flight from Cheyenne, WY to Winnetka, IL) is 883.42 mi.
971 mi = 1,563.25 kms