WN 2913 then WN 3365 at Philadelphia
Chicago Midway → Philadelphia → Nashville
Timetable, Philadelphia time
11:55WN 2913 from Chicago Midway at the gate
20:15WN 3365 to Nashville leaves the gate
8 h 20 apart on the timetable
The last days
WN 2913 and WN 3365 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.