UA 4111 then UA 437 at Houston
Minot → Houston → Georgetown (Guyana)
Timetable, Houston time
21:15UA 4111 from Minot at the gate
16:20UA 437 to Georgetown (Guyana) leaves the gate
19 h 05 apart on the timetable, overnight
UA 437 leaves 19 h 05 after UA 4111 arrives on the timetable: more than half a day, so not a connection we count.