DL 1972 then QX 9990 at LAX
Kansas City → Los Angeles → Seattle (SEA)
Timetable, Los Angeles time
08:48DL 1972 from Kansas City at the gate
21:32QX 9990 to Seattle (SEA) leaves the gate
12 h 44 apart on the timetable
QX 9990 leaves 12 h 44 after DL 1972 arrives on the timetable: more than half a day, so not a connection we count.