AV 2183 then UA 2827 at San Francisco
Vancouver → San Francisco → Chicago O'Hare
Timetable, San Francisco time
15:27AV 2183 from Vancouver at the gate
10:05UA 2827 to Chicago O'Hare leaves the gatealso AC 4065, VA 8099, NZ 9301
18 h 38 apart on the timetable, overnight
UA 2827 leaves 18 h 38 after AV 2183 arrives on the timetable: more than half a day, so not a connection we count.