DL 1680 then WN 736 at Atlanta
Cincinnati → Atlanta → St Louis
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
13:25WN 736 to St Louis leaves the gate
15 h 42 apart on the timetable, overnight
WN 736 leaves 15 h 42 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.