AA 2511 then WN 800 at Boston
Chicago O'Hare → Boston → Baltimore
Timetable, Boston time
10:33AA 2511 from Chicago O'Hare at the gate
13:20WN 800 to Baltimore leaves the gate
2 h 47 apart on the timetable
The last days
AA 2511 and WN 800 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.