AA 3045 then WN 488 at Boston
New York LaGuardia → Boston → Baltimore
Timetable, Boston time
08:55AA 3045 from New York LaGuardia at the gate
12:15WN 488 to Baltimore leaves the gate
3 h 20 apart on the timetable
The last days
AA 3045 and WN 488 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.