AA 591 then WN 4402 at Denver
Charlotte → Denver → Colorado Springs
Timetable, Denver time
14:51AA 591 from Charlotte at the gate
21:10WN 4402 to Colorado Springs leaves the gate
6 h 19 apart on the timetable
The last days
AA 591 and WN 4402 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.