WN 3379 then DL 1697 at Phoenix
San Diego → Phoenix → Boston
Timetable, Phoenix time
18:45WN 3379 from San Diego at the gate
14:20DL 1697 to Boston leaves the gate
19 h 35 apart on the timetable, overnight
DL 1697 leaves 19 h 35 after WN 3379 arrives on the timetable: more than half a day, so not a connection we count.