There are
1,557 mi
from Billings, MT to Shelbyville, KY
That's the driving distance. It would take 1 day 3 hours to go from Billings, Montana to Shelbyville, Kentucky.
The flight distance (direct flight from Billings, MT to Shelbyville, KY) is 1,298.57 mi.
1,557 mi = 1.61 kms