DL 5653 then B6 551 at Boston
Columbus (Ohio) → Boston → Orlando
Timetable, Boston time
19:42DL 5653 from Columbus (Ohio) at the gate
17:29B6 551 to Orlando leaves the gate
21 h 47 apart on the timetable, overnight
B6 551 leaves 21 h 47 after DL 5653 arrives on the timetable: more than half a day, so not a connection we count.