CM 2528 then UA 2803 at San Francisco
Ontario → San Francisco → Denver
Timetable, San Francisco time
20:10CM 2528 from Ontario at the gatealso AC 4112
13:00UA 2803 to Denver leaves the gatealso AC 4049, CA 7309, NH 7310, VA 8338, NZ 9056
16 h 50 apart on the timetable, overnight
UA 2803 leaves 16 h 50 after CM 2528 arrives on the timetable: more than half a day, so not a connection we count.