There are
877 mi
from Las Vegas, NV to Walla Walla, WA

That's the driving distance. It would take 16 hours 6 mins to go from Las Vegas, Nevada to Walla Walla, Washington.

The flight distance (direct flight from Las Vegas, NV to Walla Walla, WA) is 696.60 mi.

877 mi = 1,411.39 kms