AA 996 then DL 2121 at DFW
Buenos Aires → Dallas-Fort Worth → Boston
Timetable, Dallas-Fort Worth time
06:35AA 996 from Buenos Aires at the gate
13:10DL 2121 to Boston leaves the gate
6 h 35 apart on the timetable
The last days
AA 996 and DL 2121 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.