There are
1,979 mi
from Whittier, CA to Oswego, IL
That's the driving distance. It would take 1 day 10 hours to go from Whittier, California to Oswego, Illinois.
The flight distance (direct flight from Whittier, CA to Oswego, IL) is 1,695.12 mi.
1,979 mi = 1.61 kms