DL 538 then AS 307 at LAX
Tampa → Los Angeles → San Francisco
Timetable, Los Angeles time
10:01DL 538 from Tampa at the gate
20:07AS 307 to San Francisco leaves the gate
10 h 06 apart on the timetable
The last days
DL 538 and AS 307 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.