AV 2150 then UA 1971 at San Francisco
Los Angeles → San Francisco → Chicago O'Hare
Timetable, San Francisco time
07:30AV 2150 from Los Angeles at the gate
22:45UA 1971 to Chicago O'Hare leaves the gatealso AC 4200, AC 5432, NZ 9303
15 h 15 apart on the timetable
UA 1971 leaves 15 h 15 after AV 2150 arrives on the timetable: more than half a day, so not a connection we count.