AA 4174 then AA 3740 at DFW
Missoula → Dallas-Fort Worth → Acapulco
Timetable, Dallas-Fort Worth time
11:27AA 4174 from Missoula at the gate
09:45AA 3740 to Acapulco leaves the gate
22 h 18 apart on the timetable, overnight
AA 3740 leaves 22 h 18 after AA 4174 arrives on the timetable: more than half a day, so not a connection we count.