There are
2,911 mi
from Newton, MA to Walla Walla, WA
That's the driving distance. It would take 2 days 3 hours to go from Newton, Massachusetts to Walla Walla, Washington.
The flight distance (direct flight from Newton, MA to Walla Walla, WA) is 2,314.47 mi.
2,911 mi = 3.22 kms