DL 473 then DL 5626 at Boston
Seattle → Boston → Charlotte
Timetable, Boston time
07:20DL 473 from Seattle at the gate
06:20DL 5626 to Charlotte leaves the gate
23 h apart on the timetable, overnight
DL 5626 leaves 23 h after DL 473 arrives on the timetable: more than half a day, so not a connection we count.