AA 2428 then WN 674 at Miami
Charlotte → Miami → Denver
Timetable, Miami time
15:22AA 2428 from Charlotte at the gate
16:20WN 674 to Denver leaves the gate
58 min apart on the timetable
The last days
AA 2428 and WN 674 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.