There are
2,338 mi
from Louisville, KY to Sammamish, WA
That's the driving distance. It would take 1 day 16 hours to go from Louisville, Kentucky to Sammamish, Washington.
The flight distance (direct flight from Louisville, KY to Sammamish, WA) is 1,927.39 mi.
2,338 mi = 3.22 kms