There are
2,008 mi
from The Dalles, OR to Oswego, IL
That's the driving distance. It would take 1 day 10 hours to go from The Dalles, Oregon to Oswego, Illinois.
The flight distance (direct flight from The Dalles, OR to Oswego, IL) is 1,651.69 mi.
2,008 mi = 3,230.98 kms