AA 1584 then AA 3740 at DFW
Las Vegas → Dallas-Fort Worth → Acapulco
Timetable, Dallas-Fort Worth time
15:46AA 1584 from Las Vegas at the gate
09:45AA 3740 to Acapulco leaves the gate
17 h 59 apart on the timetable, overnight
AA 3740 leaves 17 h 59 after AA 1584 arrives on the timetable: more than half a day, so not a connection we count.