F9 4567 then UA 5301 at Denver
St Louis → Denver → Minneapolis
Timetable, Denver time
21:30F9 4567 from St Louis at the gate
20:33UA 5301 to Minneapolis leaves the gate
23 h 03 apart on the timetable, overnight
UA 5301 leaves 23 h 03 after F9 4567 arrives on the timetable: more than half a day, so not a connection we count.