There are
1,898 mi
from Boise, ID to Jeffersontown, KY

That's the driving distance. It would take 1 day 8 hours to go from Boise, Idaho to Jeffersontown, Kentucky.

The flight distance (direct flight from Boise, ID to Jeffersontown, KY) is 1,634.99 mi.

1,898 mi = 1.61 kms