AS 528 then UA 3906 at San Francisco
Seattle → San Francisco → Chicago O'Hare
Timetable, San Francisco time
11:15AS 528 from Seattle at the gatealso AA 9410
19:30UA 3906 to Chicago O'Hare leaves the gate
8 h 15 apart on the timetable
Today
From the airport’s board at 09:05 San Francisco time
12:06AS 528 expected at the gate51 min late
19:30UA 3906 due to leave, no estimate yet
7 h 24 between the gates, on these times
The last days
AS 528 and UA 3906 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.