AA 2315 then WN 1740 at Phoenix
Boston → Phoenix → San Diego
Timetable, Phoenix time
09:22AA 2315 from Boston at the gate
19:40WN 1740 to San Diego leaves the gate
10 h 18 apart on the timetable
The last days
AA 2315 and WN 1740 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.