There are
1,927 mi
from Kennewick, WA to Chicago Heights, IL
That's the driving distance. It would take 1 day 9 hours to go from Kennewick, Washington to Chicago Heights, Illinois.
The flight distance (direct flight from Kennewick, WA to Chicago Heights, IL) is 1,591.65 mi.
1,927 mi = 3,100.62 kms