AA 376 then AA 6127 at Charlotte
Pittsburgh → Charlotte → Chattanooga
Timetable, Charlotte time
06:35AA 376 from Pittsburgh at the gate
09:05AA 6127 to Chattanooga leaves the gate
2 h 30 apart on the timetable
The last days
AA 376 and AA 6127 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.