AA 1161 then AA 1408 at DFW
Chicago O'Hare → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
18:37AA 1161 from Chicago O'Hare at the gate
10:49AA 1408 to Huatulco leaves the gate
16 h 12 apart on the timetable, overnight
AA 1408 leaves 16 h 12 after AA 1161 arrives on the timetable: more than half a day, so not a connection we count.