There are
932 mi
from Elgin, IL to Cheyenne, WY
That's the driving distance. It would take 16 hours 33 mins to go from Elgin, Illinois to Cheyenne, Wyoming.
The flight distance (direct flight from Elgin, IL to Cheyenne, WY) is 855.58 mi.
932 mi = 1,499.50 kms