AF 8974 then NH 7509 at San Francisco
Salt Lake City → San Francisco → Los Angeles
Timetable, San Francisco time
16:14AF 8974 from Salt Lake City at the gate
21:25NH 7509 to Los Angeles leaves the gate
5 h 11 apart on the timetable
The last days
AF 8974 and NH 7509 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.