AA 3240 then AA 2138 at Boston
New York LaGuardia → Boston → Dallas-Fort Worth
Timetable, Boston time
12:16AA 3240 from New York LaGuardia at the gate
12:56AA 2138 to Dallas-Fort Worth leaves the gate
40 min apart on the timetable
The last days
AA 3240 and AA 2138 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.