DL 8939 then WN 1521 at Phoenix
San Diego → Phoenix → Nashville
Timetable, Phoenix time
01:41DL 8939 from San Diego at the gate
07:30WN 1521 to Nashville leaves the gate
5 h 49 apart on the timetable
The last days
DL 8939 and WN 1521 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.