WN 820 then WN 3511 at Phoenix
Austin → Phoenix → Salt Lake City
Timetable, Phoenix time
12:50WN 820 from Austin at the gate
12:45WN 3511 to Salt Lake City leaves the gate
23 h 55 apart on the timetable, overnight
WN 3511 leaves 23 h 55 after WN 820 arrives on the timetable: more than half a day, so not a connection we count.