F9 2350 then UA 2302 at Denver
Las Vegas → Denver → Seattle
Timetable, Denver time
14:41F9 2350 from Las Vegas at the gate
11:50UA 2302 to Seattle leaves the gate
21 h 09 apart on the timetable, overnight
UA 2302 leaves 21 h 09 after F9 2350 arrives on the timetable: more than half a day, so not a connection we count.