JL 7556 then AS 591 at San Francisco
Los Angeles → San Francisco → Seattle
Timetable, San Francisco time
20:27JL 7556 from Los Angeles at the gate
18:48AS 591 to Seattle leaves the gatealso QF 3787
22 h 21 apart on the timetable, overnight
AS 591 leaves 22 h 21 after JL 7556 arrives on the timetable: more than half a day, so not a connection we count.