WN 526 then AA 2516 at Phoenix
Denver → Phoenix → Pittsburgh
Timetable, Phoenix time
18:25WN 526 from Denver at the gate
16:49AA 2516 to Pittsburgh leaves the gate
22 h 24 apart on the timetable, overnight
AA 2516 leaves 22 h 24 after WN 526 arrives on the timetable: more than half a day, so not a connection we count.