DL 1680 then DL 406 at Atlanta
Cincinnati → Atlanta → Bozeman
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
11:06DL 406 to Bozeman leaves the gate
13 h 23 apart on the timetable, overnight
DL 406 leaves 13 h 23 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.