AA 1663 then UA 2837 at LAX
Miami → Los Angeles → San Francisco
Timetable, Los Angeles time
12:20AA 1663 from Miami at the gate
18:40UA 2837 to San Francisco leaves the gate
6 h 20 apart on the timetable
The last days
AA 1663 and UA 2837 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.