Miles between Decatur, IL and Rock Springs, WY

There are
1,167 mi
from Decatur, IL to Rock Springs, WY

That's the driving distance. It would take 20 hours 32 mins to go from Decatur, Illinois to Rock Springs, Wyoming.

The flight distance (direct flight from Decatur, IL to Rock Springs, WY) is 1,064.79 mi.

1,167 mi = 1.61 kms