QF 3775 then AV 2354 at San Francisco
Los Angeles → San Francisco → Denver
Timetable, San Francisco time
13:39QF 3775 from Los Angeles at the gate
05:00AV 2354 to Denver leaves the gate
15 h 21 apart on the timetable, overnight
AV 2354 leaves 15 h 21 after QF 3775 arrives on the timetable: more than half a day, so not a connection we count.