JL 7549 then QF 4367 at San Francisco
Chicago O'Hare → San Francisco → Los Angeles
Timetable, San Francisco time
12:41JL 7549 from Chicago O'Hare at the gate
10:33QF 4367 to Los Angeles leaves the gate
21 h 52 apart on the timetable, overnight
QF 4367 leaves 21 h 52 after JL 7549 arrives on the timetable: more than half a day, so not a connection we count.