AA 2260 then WN 2321 at Phoenix
Boston → Phoenix → San Diego
Timetable, Phoenix time
10:39AA 2260 from Boston at the gate
11:35WN 2321 to San Diego leaves the gate
56 min apart on the timetable
The last days
AA 2260 and WN 2321 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.