There are
2,110 mi
from Sparks, NV to Jeffersontown, KY
That's the driving distance. It would take 1 day 12 hours to go from Sparks, Nevada to Jeffersontown, Kentucky.
The flight distance (direct flight from Sparks, NV to Jeffersontown, KY) is 1,830.55 mi.
2,110 mi = 3.22 kms