There are
1,927 mi
from Yakima, WA to Dekalb, IL
That's the driving distance. It would take 1 day 9 hours to go from Yakima, Washington to Dekalb, Illinois.
The flight distance (direct flight from Yakima, WA to Dekalb, IL) is 1,592.66 mi.
1,927 mi = 1.61 kms