AA 1863 then AA 1710 at DFW
Las Vegas → Dallas-Fort Worth → Pittsburgh
Timetable, Dallas-Fort Worth time
13:25AA 1863 from Las Vegas at the gate
13:14AA 1710 to Pittsburgh leaves the gate
23 h 49 apart on the timetable, overnight
AA 1710 leaves 23 h 49 after AA 1863 arrives on the timetable: more than half a day, so not a connection we count.