CA 985 then AS 3306 at San Francisco
Beijing → San Francisco → San Diego
Timetable, San Francisco time
09:30CA 985 from Beijing at the gate
18:29AS 3306 to San Diego leaves the gatealso DE 5145
8 h 59 apart on the timetable
The last days
CA 985 and AS 3306 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.