VA 8292 then UA 8219 at San Francisco
Seattle → San Francisco → Chicago O'Hare
Timetable, San Francisco time
21:52VA 8292 from Seattle at the gate
18:10UA 8219 to Chicago O'Hare leaves the gate
20 h 18 apart on the timetable, overnight
UA 8219 leaves 20 h 18 after VA 8292 arrives on the timetable: more than half a day, so not a connection we count.