WN 3687 then AA 3774 at Salt Lake City
San Diego → Salt Lake City → Phoenix Sky Harbor
Timetable, Salt Lake City time
10:55WN 3687 from San Diego at the gate
17:50AA 3774 to Phoenix Sky Harbor leaves the gate
6 h 55 apart on the timetable
The last days
WN 3687 and AA 3774 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.