DL 5614 then B6 833 at Boston
Milwaukee → Boston → San Francisco
Timetable, Boston time
16:32DL 5614 from Milwaukee at the gate
17:05B6 833 to San Francisco leaves the gate
33 min apart on the timetable
The last days
DL 5614 and B6 833 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.