WN 347 then DL 4688 at Denver
Birmingham (Alabama) → Denver → Fargo
Timetable, Denver time
18:45WN 347 from Birmingham (Alabama) at the gate
09:50DL 4688 to Fargo leaves the gate
15 h 05 apart on the timetable, overnight
DL 4688 leaves 15 h 05 after WN 347 arrives on the timetable: more than half a day, so not a connection we count.