There are
1,443 mi
from Las Cruces, NM to Richland, WA
That's the driving distance. It would take 1 day 2 hours to go from Las Cruces, New Mexico to Richland, Washington.
The flight distance (direct flight from Las Cruces, NM to Richland, WA) is 1,171.23 mi.
1,443 mi = 1.61 kms