AA 1679 then AA 1938 at DFW
Miami → Dallas-Fort Worth → Chicago O'Hare
Timetable, Dallas-Fort Worth time
23:59AA 1679 from Miami at the gate
05:01AA 1938 to Chicago O'Hare leaves the gate
5 h 02 apart on the timetable, overnight
The last days
AA 1679 and AA 1938 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.