CM 2528 then UA 1230 at San Francisco
Ontario → San Francisco → Denver
Timetable, San Francisco time
20:10CM 2528 from Ontario at the gatealso AC 4112
14:24UA 1230 to Denver leaves the gatealso AC 5070, CA 7308, NH 7320, VA 8339, NZ 9050
18 h 14 apart on the timetable, overnight
UA 1230 leaves 18 h 14 after CM 2528 arrives on the timetable: more than half a day, so not a connection we count.