There are
2,029 mi
from Oswego, IL to Poway, CA
That's the driving distance. It would take 1 day 11 hours to go from Oswego, Illinois to Poway, California.
The flight distance (direct flight from Oswego, IL to Poway, CA) is 1,677.65 mi.
2,029 mi = 3,264.92 kms