There are
1,956 mi
from Lexington, KY to Boise, ID
That's the driving distance. It would take 1 day 10 hours to go from Lexington, Kentucky to Boise, Idaho.
The flight distance (direct flight from Lexington, KY to Boise, ID) is 1,692.18 mi.
1,956 mi = 1.61 kms