AA 543 then WN 149 at Phoenix
Santa Ana → Phoenix → Las Vegas
Timetable, Phoenix time
15:49AA 543 from Santa Ana at the gate
08:35WN 149 to Las Vegas leaves the gate
16 h 46 apart on the timetable, overnight
WN 149 leaves 16 h 46 after AA 543 arrives on the timetable: more than half a day, so not a connection we count.