Y4 2483 then AV 2036 at San Francisco
Los Angeles → San Francisco → Seattle
Timetable, San Francisco time
10:11Y4 2483 from Los Angeles at the gatealso F9 2857
07:25AV 2036 to Seattle leaves the gate
21 h 14 apart on the timetable, overnight
AV 2036 leaves 21 h 14 after Y4 2483 arrives on the timetable: more than half a day, so not a connection we count.