UA 4517 then AA 2813 at Charlotte
Washington → Charlotte → Boston
Timetable, Charlotte time
14:20UA 4517 from Washington at the gate
18:40AA 2813 to Boston leaves the gate
4 h 20 apart on the timetable
The last days
UA 4517 and AA 2813 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.
Later flights to Boston
AA 184320:546 h 34 after UA 4517 on the timetable