AA 834 then WN 2467 at Boston
Philadelphia → Boston → Denver
Timetable, Boston time
23:54AA 834 from Philadelphia at the gate
10:10WN 2467 to Denver leaves the gate
10 h 16 apart on the timetable, overnight
The last days
AA 834 and WN 2467 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.