AA 1948 then UA 2127 at San Francisco
Chicago O'Hare → San Francisco → Los Angeles
Timetable, San Francisco time
13:28AA 1948 from Chicago O'Hare at the gate
06:00UA 2127 to Los Angeles leaves the gatealso AV 2163, UA 3904, NZ 9260
16 h 32 apart on the timetable, overnight
UA 2127 leaves 16 h 32 after AA 1948 arrives on the timetable: more than half a day, so not a connection we count.