AA 1582 then AA 1408 at DFW
San Antonio → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
15:26AA 1582 from San Antonio at the gate
10:23AA 1408 to Huatulco leaves the gate
18 h 57 apart on the timetable, overnight
AA 1408 leaves 18 h 57 after AA 1582 arrives on the timetable: more than half a day, so not a connection we count.