AA 6517 then WN 1570 at Denver
Los Angeles → Denver → Nashville
Timetable, Denver time
21:55AA 6517 from Los Angeles at the gate
05:50WN 1570 to Nashville leaves the gate
7 h 55 apart on the timetable, overnight
The last days
AA 6517 and WN 1570 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.