UA 6 then UA 3754 at Houston
Tokyo Narita → Houston → College Station
Timetable, Houston time
14:50UA 6 from Tokyo Narita at the gate
10:00UA 3754 to College Station leaves the gate
19 h 10 apart on the timetable, overnight
UA 3754 leaves 19 h 10 after UA 6 arrives on the timetable: more than half a day, so not a connection we count.