F9 1291 then WN 1749 at Denver
Minneapolis → Denver → Dallas
Timetable, Denver time
08:19F9 1291 from Minneapolis at the gate
05:35WN 1749 to Dallas leaves the gate
21 h 16 apart on the timetable, overnight
WN 1749 leaves 21 h 16 after F9 1291 arrives on the timetable: more than half a day, so not a connection we count.