AA 5425 then AA 2131 at Charlotte
Washington National → Charlotte → Saint Martin
Timetable, Charlotte time
14:20AA 5425 from Washington National at the gate
08:27AA 2131 to Saint Martin leaves the gate
18 h 07 apart on the timetable, overnight
AA 2131 leaves 18 h 07 after AA 5425 arrives on the timetable: more than half a day, so not a connection we count.