UA 4111 then UA 3918 at Houston
Minot → Houston → Dallas-Fort Worth
Timetable, Houston time
21:15UA 4111 from Minot at the gate
21:00UA 3918 to Dallas-Fort Worth leaves the gate
23 h 45 apart on the timetable, overnight
UA 3918 leaves 23 h 45 after UA 4111 arrives on the timetable: more than half a day, so not a connection we count.