CM 2528 then UA 1434 at San Francisco
Ontario → San Francisco → Las Vegas
Timetable, San Francisco time
20:10CM 2528 from Ontario at the gatealso AC 4112
16:50UA 1434 to Las Vegas leaves the gate
20 h 40 apart on the timetable, overnight
UA 1434 leaves 20 h 40 after CM 2528 arrives on the timetable: more than half a day, so not a connection we count.