UA 4111 then UA 462 at Houston
Minot → Houston → Boston
Timetable, Houston time
21:15UA 4111 from Minot at the gate
16:38UA 462 to Boston leaves the gate
19 h 23 apart on the timetable, overnight
UA 462 leaves 19 h 23 after UA 4111 arrives on the timetable: more than half a day, so not a connection we count.