DL 4001 then AS 9990 at LAX
San Diego → Los Angeles → Seattle (SEA)
Timetable, Los Angeles time
17:01DL 4001 from San Diego at the gate
17:00AS 9990 to Seattle (SEA) leaves the gate
23 h 59 apart on the timetable, overnight
AS 9990 leaves 23 h 59 after DL 4001 arrives on the timetable: more than half a day, so not a connection we count.