WN 3761 then AA 6344 at Phoenix
Seattle → Phoenix → San Diego
Timetable, Phoenix time
14:00WN 3761 from Seattle at the gate
14:39AA 6344 to San Diego leaves the gate
39 min apart on the timetable
The last days
WN 3761 and AA 6344 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.