DL 1867 then DL 2831 at Atlanta
St. George → Atlanta → Louisville
Timetable, Atlanta time
19:50DL 1867 from St. George at the gate
17:51DL 2831 to Louisville leaves the gate
22 h 01 apart on the timetable, overnight
DL 2831 leaves 22 h 01 after DL 1867 arrives on the timetable: more than half a day, so not a connection we count.