UA 4065 then UA 3917 at Houston
Columbus (Ohio) → Houston → Austin
Timetable, Houston time
13:40UA 4065 from Columbus (Ohio) at the gate
07:30UA 3917 to Austin leaves the gate
17 h 50 apart on the timetable, overnight
UA 3917 leaves 17 h 50 after UA 4065 arrives on the timetable: more than half a day, so not a connection we count.