DL 2419 then WN 1177 at Phoenix
Seattle → Phoenix → San Diego
Timetable, Phoenix time
11:21DL 2419 from Seattle at the gate
12:20WN 1177 to San Diego leaves the gate
59 min apart on the timetable
The last days
DL 2419 and WN 1177 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.