AS 389 then DL 5679 at Boston
San Diego → Boston → Louisville
Timetable, Boston time
17:07AS 389 from San Diego at the gate
09:55DL 5679 to Louisville leaves the gate
16 h 48 apart on the timetable, overnight
DL 5679 leaves 16 h 48 after AS 389 arrives on the timetable: more than half a day, so not a connection we count.