There are
1,906 mi
from Pendleton, OR to Tinley Park, IL
That's the driving distance. It would take 1 day 8 hours to go from Pendleton, Oregon to Tinley Park, Illinois.
The flight distance (direct flight from Pendleton, OR to Tinley Park, IL) is 1,566.19 mi.
1,906 mi = 3,067.77 kms