DL 1584 then AA 4981 at LAX
Austin → Los Angeles → Tucson
Timetable, Los Angeles time
20:26DL 1584 from Austin at the gate
16:49AA 4981 to Tucson leaves the gate
20 h 23 apart on the timetable, overnight
AA 4981 leaves 20 h 23 after DL 1584 arrives on the timetable: more than half a day, so not a connection we count.