DL 5653 then B6 387 at Boston
Columbus (Ohio) → Boston → Los Angeles
Timetable, Boston time
19:42DL 5653 from Columbus (Ohio) at the gate
17:59B6 387 to Los Angeles leaves the gate
22 h 17 apart on the timetable, overnight
B6 387 leaves 22 h 17 after DL 5653 arrives on the timetable: more than half a day, so not a connection we count.