AA 3356 then AA 1408 at DFW
Missoula → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
17:32AA 3356 from Missoula at the gate
10:49AA 1408 to Huatulco leaves the gate
17 h 17 apart on the timetable, overnight
AA 1408 leaves 17 h 17 after AA 3356 arrives on the timetable: more than half a day, so not a connection we count.