UA 754 then UA 3754 at Houston
Raleigh-Durham → Houston → College Station
Timetable, Houston time
15:14UA 754 from Raleigh-Durham at the gate
10:00UA 3754 to College Station leaves the gate
18 h 46 apart on the timetable, overnight
UA 3754 leaves 18 h 46 after UA 754 arrives on the timetable: more than half a day, so not a connection we count.