There are
1,890 mi
from Pendleton, OR to Algonquin, IL
That's the driving distance. It would take 1 day 8 hours to go from Pendleton, Oregon to Algonquin, Illinois.
The flight distance (direct flight from Pendleton, OR to Algonquin, IL) is 1,527.41 mi.
1,890 mi = 3,041.38 kms