AS 725 then UA 2127 at San Francisco
Seattle → San Francisco → Los Angeles
Timetable, San Francisco time
09:41AS 725 from Seattle at the gatealso QR 2163, QR 2973, QR 3410, QR 8864
06:00UA 2127 to Los Angeles leaves the gatealso AV 2163, NZ 9260
20 h 19 apart on the timetable, overnight
UA 2127 leaves 20 h 19 after AS 725 arrives on the timetable: more than half a day, so not a connection we count.