There are
2,152 mi
from Kennewick, WA to Monroe, LA
That's the driving distance. It would take 1 day 13 hours to go from Kennewick, Washington to Monroe, Louisiana.
The flight distance (direct flight from Kennewick, WA to Monroe, LA) is 1,712.79 mi.
2,152 mi = 3,462.67 kms