AA 338 then AA 1400 at Miami
La Mesa → Miami → Savannah
Timetable, Miami time
18:58AA 338 from La Mesa at the gate
22:16AA 1400 to Savannah leaves the gate
3 h 18 apart on the timetable
The last days
AA 338 and AA 1400 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.