CM 2528 then UA 1046 at San Francisco
Ontario → San Francisco → Eugene
Timetable, San Francisco time
20:10CM 2528 from Ontario at the gatealso AC 4112
16:38UA 1046 to Eugene leaves the gatealso OZ 6324
20 h 28 apart on the timetable, overnight
UA 1046 leaves 20 h 28 after CM 2528 arrives on the timetable: more than half a day, so not a connection we count.