There are
3,015 mi
from Kennewick, WA to Stuart, FL
That's the driving distance. It would take 2 days 5 hours to go from Kennewick, Washington to Stuart, Florida.
The flight distance (direct flight from Kennewick, WA to Stuart, FL) is 2,487.09 mi.
3,015 mi = 4,851.93 kms