F9 1241 then DL 825 at Atlanta
Orlando → Atlanta → Las Vegas
Timetable, Atlanta time
08:19F9 1241 from Orlando at the gate
20:42DL 825 to Las Vegas leaves the gate
12 h 23 apart on the timetable
DL 825 leaves 12 h 23 after F9 1241 arrives on the timetable: more than half a day, so not a connection we count.