UA 1970 then JL 5452 at San Francisco
Cleveland → San Francisco → Las Vegas
Timetable, San Francisco time
21:45UA 1970 from Cleveland at the gatealso VA 8489, NZ 9046, OZ 9526
19:19JL 5452 to Las Vegas leaves the gate
21 h 34 apart on the timetable, overnight
JL 5452 leaves 21 h 34 after UA 1970 arrives on the timetable: more than half a day, so not a connection we count.