There are
1,582 mi
from Kennewick, WA to Plainview, TX
That's the driving distance. It would take 1 day 3 hours to go from Kennewick, Washington to Plainview, Texas.
The flight distance (direct flight from Kennewick, WA to Plainview, TX) is 1,234.54 mi.
1,582 mi = 2,545.86 kms