AA 1994 then DL 5409 at Charlotte
Sacramento → Charlotte → Boston
Timetable, Charlotte time
06:07AA 1994 from Sacramento at the gate
07:05DL 5409 to Boston leaves the gate
58 min apart on the timetable
The last days
AA 1994 and DL 5409 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.