There are
2,174 mi
from Louisville, KY to West Richland, WA
That's the driving distance. It would take 1 day 13 hours to go from Louisville, Kentucky to West Richland, Washington.
The flight distance (direct flight from Louisville, KY to West Richland, WA) is 1,790.14 mi.
2,174 mi = 3.22 kms