UA 1405 then UA 3754 at Houston
Belize City → Houston → Waco
Timetable, Houston time
16:02UA 1405 from Belize City at the gate
11:30UA 3754 to Waco leaves the gate
19 h 28 apart on the timetable, overnight
UA 3754 leaves 19 h 28 after UA 1405 arrives on the timetable: more than half a day, so not a connection we count.