WN 725 then WN 270 at Phoenix
Chicago Midway → Phoenix → San Diego
Timetable, Phoenix time
11:00WN 725 from Chicago Midway at the gate
10:10WN 270 to San Diego leaves the gate
23 h 10 apart on the timetable, overnight
WN 270 leaves 23 h 10 after WN 725 arrives on the timetable: more than half a day, so not a connection we count.