AA 540 then WN 2984 at Phoenix
Spokane → Phoenix → San Diego
Timetable, Phoenix time
17:22AA 540 from Spokane at the gate
21:20WN 2984 to San Diego leaves the gate
3 h 58 apart on the timetable
The last days
AA 540 and WN 2984 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.