AS 2139 then AS 2415 at San Francisco
Everett → San Francisco → Los Angeles
Timetable, San Francisco time
09:21AS 2139 from Everett at the gatealso QR 3373, FJ 5867, AA 7414
18:20AS 2415 to Los Angeles leaves the gatealso QR 2982
8 h 59 apart on the timetable
The last days
AS 2139 and AS 2415 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.