F9 4132 then UA 3235 at Houston
Las Vegas → Houston → Louisville
Timetable, Houston time
05:10F9 4132 from Las Vegas at the gate
20:45UA 3235 to Louisville leaves the gate
15 h 35 apart on the timetable
UA 3235 leaves 15 h 35 after F9 4132 arrives on the timetable: more than half a day, so not a connection we count.