UA 641 then UA 2817 at Dulles
Atlanta (ATL) → Washington → Newark
Timetable, Washington time
07:18UA 641 from Atlanta (ATL) at the gate
18:09UA 2817 to Newark leaves the gate
10 h 51 apart on the timetable
The last days
UA 641 and UA 2817 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.