AS 389 then AA 2632 at Boston
San Diego → Boston → Philadelphia
Timetable, Boston time
17:07AS 389 from San Diego at the gate
17:30AA 2632 to Philadelphia leaves the gate
23 min apart on the timetable
The last days
AS 389 and AA 2632 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.