There are
1,888 mi
from Pendleton, OR to Bartlett, IL
That's the driving distance. It would take 1 day 8 hours to go from Pendleton, Oregon to Bartlett, Illinois.
The flight distance (direct flight from Pendleton, OR to Bartlett, IL) is 1,536.64 mi.
1,888 mi = 3,038.16 kms