UA 657 then UA 1279 at Dulles
Detroit → Washington → Boston
Timetable, Washington time
07:21UA 657 from Detroit at the gate
15:00UA 1279 to Boston leaves the gate
7 h 39 apart on the timetable
The last days
UA 657 and UA 1279 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
UA 68817:159 h 54 after UA 657 on the timetable
UA 75522:1914 h 58 after UA 657 on the timetable