Miles between Naperville, IL and Green River, WY

There are
1,202 mi
from Naperville, IL to Green River, WY

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

The flight distance (direct flight from Naperville, IL to Green River, WY) is 1,097.83 mi.

1,202 mi = 1.61 kms