AA 488 then AA 1731 at DFW
Memphis → Dallas-Fort Worth → San Francisco
Timetable, Dallas-Fort Worth time
09:05AA 488 from Memphis at the gate
13:16AA 1731 to San Francisco leaves the gate
4 h 11 apart on the timetable
The last days
AA 488 and AA 1731 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.