AA 1012 then F9 1051 at DFW
Sioux Falls → Dallas-Fort Worth → Las Vegas
Timetable, Dallas-Fort Worth time
08:42AA 1012 from Sioux Falls at the gate
08:30F9 1051 to Las Vegas leaves the gate
23 h 48 apart on the timetable, overnight
F9 1051 leaves 23 h 48 after AA 1012 arrives on the timetable: more than half a day, so not a connection we count.