AV 2267 then UA 1147 at San Francisco
Medford → San Francisco → Chicago O'Hare
Timetable, San Francisco time
21:20AV 2267 from Medford at the gate
15:20UA 1147 to Chicago O'Hare leaves the gatealso AC 4185, CA 7326, VA 8104, NZ 9313
18 h apart on the timetable, overnight
UA 1147 leaves 18 h after AV 2267 arrives on the timetable: more than half a day, so not a connection we count.