WN 451 then WN 270 at Phoenix
Las Vegas → Phoenix → San Diego
Timetable, Phoenix time
10:15WN 451 from Las Vegas at the gate
10:10WN 270 to San Diego leaves the gate
23 h 55 apart on the timetable, overnight
WN 270 leaves 23 h 55 after WN 451 arrives on the timetable: more than half a day, so not a connection we count.