There are
1,851 mi
from Boise, ID to Shelbyville, IN
That's the driving distance. It would take 1 day 7 hours to go from Boise, Idaho to Shelbyville, Indiana.
The flight distance (direct flight from Boise, ID to Shelbyville, IN) is 1,590.57 mi.
1,851 mi = 1.61 kms