DL 1020 then DL 5654 at Boston
Washington National → Boston → Columbus (Ohio)
Timetable, Boston time
08:37DL 1020 from Washington National at the gate
08:16DL 5654 to Columbus (Ohio) leaves the gate
23 h 39 apart on the timetable, overnight
DL 5654 leaves 23 h 39 after DL 1020 arrives on the timetable: more than half a day, so not a connection we count.