There are
1,920 mi
from Waukegan, IL to Walla Walla, WA
That's the driving distance. It would take 1 day 9 hours to go from Waukegan, Illinois to Walla Walla, Washington.
The flight distance (direct flight from Waukegan, IL to Walla Walla, WA) is 1,522.17 mi.
1,920 mi = 1.61 kms