There are
1,436 mi
from Las Cruces, NM to Kennewick, WA
That's the driving distance. It would take 1 day 2 hours to go from Las Cruces, New Mexico to Kennewick, Washington.
The flight distance (direct flight from Las Cruces, NM to Kennewick, WA) is 1,162.81 mi.
1,436 mi = 1.61 kms