Oswego to UIUC:

IL71 W to IL47 S to I-74 E to Lincoln Ave S

Plainfield Rd S to Woolley Rd E to Stewart Rd S to Scotch Rd/111th St/Hassert Blvd E to Weber Rd S to I-55 NE to I-355 S to I-80 E to I-57 S to I-74 E to Lincoln Ave S

East-west highways crossed that make for nice checkpoints:
I-80
IL17
IL116
US24
IL9
US136