DL 8839 then AA 4351 at Boston
Memphis → Boston → Indianapolis
Timetable, Boston time
13:30DL 8839 from Memphis at the gate
18:05AA 4351 to Indianapolis leaves the gate
4 h 35 apart on the timetable
The last days
DL 8839 and AA 4351 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.