UA 4111 then UA 4052 at Houston
Minot → Houston → Louisville
Timetable, Houston time
21:15UA 4111 from Minot at the gate
18:33UA 4052 to Louisville leaves the gate
21 h 18 apart on the timetable, overnight
UA 4052 leaves 21 h 18 after UA 4111 arrives on the timetable: more than half a day, so not a connection we count.