AZ 614 then DL 5877 at Boston
Rome → Boston → Charlotte
Timetable, Boston time
13:45AZ 614 from Rome at the gate
15:35DL 5877 to Charlotte leaves the gate
1 h 50 apart on the timetable
The last days
AZ 614 and DL 5877 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.