Y4 2770 then QF 4367 at San Francisco
Las Vegas → San Francisco → Los Angeles
Timetable, San Francisco time
12:52Y4 2770 from Las Vegas at the gatealso F9 4401
10:33QF 4367 to Los Angeles leaves the gate
21 h 41 apart on the timetable, overnight
QF 4367 leaves 21 h 41 after Y4 2770 arrives on the timetable: more than half a day, so not a connection we count.