CM 2528 then UA 990 at San Francisco
Ontario → San Francisco → Paris Charles de Gaulle
Timetable, San Francisco time
20:10CM 2528 from Ontario at the gatealso AC 4112
14:20UA 990 to Paris Charles de Gaulle leaves the gatealso LX 3025, AC 4045, LH 8665, SN 9010
18 h 10 apart on the timetable, overnight
UA 990 leaves 18 h 10 after CM 2528 arrives on the timetable: more than half a day, so not a connection we count.