CM 2528 then UA 817 at San Francisco
Ontario → San Francisco → Mexico City
Timetable, San Francisco time
20:10CM 2528 from Ontario at the gatealso AC 4112
13:14UA 817 to Mexico City leaves the gatealso AC 5402, NH 7368, NZ 9823
17 h 04 apart on the timetable, overnight
UA 817 leaves 17 h 04 after CM 2528 arrives on the timetable: more than half a day, so not a connection we count.