There are
1,973 mi
from Yakima, WA to Cahokia, IL
That's the driving distance. It would take 1 day 10 hours to go from Yakima, Washington to Cahokia, Illinois.
The flight distance (direct flight from Yakima, WA to Cahokia, IL) is 1,626.90 mi.
1,973 mi = 1.61 kms