DL 1584 then DL 2457 at LAX
Austin → Los Angeles → Portland (Oregon)
Timetable, Los Angeles time
20:26DL 1584 from Austin at the gate
18:30DL 2457 to Portland (Oregon) leaves the gate
22 h 04 apart on the timetable, overnight
DL 2457 leaves 22 h 04 after DL 1584 arrives on the timetable: more than half a day, so not a connection we count.