AV 2104 then UA 1147 at San Francisco
San Luis Obispo → San Francisco → Chicago O'Hare
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
15:20UA 1147 to Chicago O'Hare leaves the gatealso AC 4185, CA 7326, VA 8104, NZ 9313
19 h 24 apart on the timetable, overnight
UA 1147 leaves 19 h 24 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.