UA 677 then QF 3770 at San Francisco
Seattle → San Francisco → Los Angeles
Timetable, San Francisco time
19:38UA 677 from Seattle at the gate
18:20QF 3770 to Los Angeles leaves the gate
22 h 42 apart on the timetable, overnight
QF 3770 leaves 22 h 42 after UA 677 arrives on the timetable: more than half a day, so not a connection we count.