Miles between Decatur, IL and Green River, WY

There are
1,182 mi
from Decatur, IL to Green River, WY

That's the driving distance. It would take 20 hours 47 mins to go from Decatur, Illinois to Green River, Wyoming.

The flight distance (direct flight from Decatur, IL to Green River, WY) is 1,078.42 mi.

1,182 mi = 1.61 kms