WN 4010 then WN 581 at Denver
Baltimore → Denver → Nashville
Timetable, Denver time
23:55WN 4010 from Baltimore at the gate
07:55WN 581 to Nashville leaves the gate
8 h apart on the timetable, overnight
The last days
WN 4010 and WN 581 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.