DL 1631 then DL 1559 at LAX
New Orleans → Los Angeles → San Francisco
Timetable, Los Angeles time
16:52DL 1631 from New Orleans at the gate
20:10DL 1559 to San Francisco leaves the gate
3 h 18 apart on the timetable
The last days
DL 1631 and DL 1559 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.