WN 3454 then DL 1697 at Phoenix
San Diego → Phoenix → Boston
Timetable, Phoenix time
17:50WN 3454 from San Diego at the gate
14:20DL 1697 to Boston leaves the gate
20 h 30 apart on the timetable, overnight
DL 1697 leaves 20 h 30 after WN 3454 arrives on the timetable: more than half a day, so not a connection we count.