AA 3254 then AA 2235 at DFW
Kansas City → Dallas-Fort Worth → Denver
Timetable, Dallas-Fort Worth time
10:00AA 3254 from Kansas City at the gate
17:50AA 2235 to Denver leaves the gate
7 h 50 apart on the timetable
The last days
AA 3254 and AA 2235 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.