WN 4995 then DL 5673 at Boston
Baltimore → Boston → Pittsburgh
Timetable, Boston time
11:00WN 4995 from Baltimore at the gate
15:55DL 5673 to Pittsburgh leaves the gate
4 h 55 apart on the timetable
The last days
WN 4995 and DL 5673 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.