WN 4053 then AA 2881 at Boston
Baltimore → Boston → Washington National
Timetable, Boston time
15:55WN 4053 from Baltimore at the gate
17:25AA 2881 to Washington National leaves the gate
1 h 30 apart on the timetable
The last days
WN 4053 and AA 2881 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.