DL 3794 then DL 1559 at LAX
Spokane → Los Angeles → San Francisco
Timetable, Los Angeles time
19:14DL 3794 from Spokane at the gate
20:10DL 1559 to San Francisco leaves the gate
56 min apart on the timetable
The last days
DL 3794 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.