WN 1311 then DL 571 at Boston
Austin → Boston → San Diego
Timetable, Boston time
17:50WN 1311 from Austin at the gate
17:10DL 571 to San Diego leaves the gate
23 h 20 apart on the timetable, overnight
DL 571 leaves 23 h 20 after WN 1311 arrives on the timetable: more than half a day, so not a connection we count.