AA 3529 then AA 3816 at DFW
Mc Allen → Dallas-Fort Worth → Columbia Metropolitan
Timetable, Dallas-Fort Worth time
15:45AA 3529 from Mc Allen at the gate
13:15AA 3816 to Columbia Metropolitan leaves the gate
21 h 30 apart on the timetable, overnight
AA 3816 leaves 21 h 30 after AA 3529 arrives on the timetable: more than half a day, so not a connection we count.