AA 428 then DL 2368 at O'Hare
Portland (Oregon) → Chicago → Los Angeles
Timetable, Chicago time
05:07AA 428 from Portland (Oregon) at the gate
18:28DL 2368 to Los Angeles leaves the gate
13 h 21 apart on the timetable
DL 2368 leaves 13 h 21 after AA 428 arrives on the timetable: more than half a day, so not a connection we count.