AA 2407 then AV 2036 at San Francisco
Philadelphia → San Francisco → Seattle
Timetable, San Francisco time
11:35AA 2407 from Philadelphia at the gate
07:25AV 2036 to Seattle leaves the gate
19 h 50 apart on the timetable, overnight
AV 2036 leaves 19 h 50 after AA 2407 arrives on the timetable: more than half a day, so not a connection we count.