F9 3156 then UA 4743 at Denver
Los Angeles → Denver → Salt Lake City
Timetable, Denver time
09:45F9 3156 from Los Angeles at the gate
08:00UA 4743 to Salt Lake City leaves the gate
22 h 15 apart on the timetable, overnight
UA 4743 leaves 22 h 15 after F9 3156 arrives on the timetable: more than half a day, so not a connection we count.