AA 426 then AA 1529 at Philadelphia
Dallas-Fort Worth → Philadelphia → Las Vegas
Timetable, Philadelphia time
11:34AA 426 from Dallas-Fort Worth at the gate
18:05AA 1529 to Las Vegas leaves the gate
6 h 31 apart on the timetable
The last days
AA 426 and AA 1529 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.