AA 1922 then DL 803 at DFW
Las Vegas → Dallas-Fort Worth → Seattle
Timetable, Dallas-Fort Worth time
19:06AA 1922 from Las Vegas at the gate
17:00DL 803 to Seattle leaves the gate
21 h 54 apart on the timetable, overnight
DL 803 leaves 21 h 54 after AA 1922 arrives on the timetable: more than half a day, so not a connection we count.