AA 2040 then AA 2131 at Charlotte
Washington National → Charlotte → Saint Martin
Timetable, Charlotte time
16:56AA 2040 from Washington National at the gate
08:25AA 2131 to Saint Martin leaves the gate
15 h 29 apart on the timetable, overnight
AA 2131 leaves 15 h 29 after AA 2040 arrives on the timetable: more than half a day, so not a connection we count.