VA 8576 then Y4 2243 at San Francisco
Las Vegas → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
11:32VA 8576 from Las Vegas at the gate
23:47Y4 2243 to Dallas-Fort Worth leaves the gatealso F9 2930
12 h 15 apart on the timetable
Y4 2243 leaves 12 h 15 after VA 8576 arrives on the timetable: more than half a day, so not a connection we count.