Miles between Decatur, IL and Gillette, WY

There are
1,113 mi
from Decatur, IL to Gillette, WY

That's the driving distance. It would take 19 hours 13 mins to go from Decatur, Illinois to Gillette, Wyoming.

The flight distance (direct flight from Decatur, IL to Gillette, WY) is 900.81 mi.

1,113 mi = 1.61 kms