AA 4635 then AA 1691 at O'Hare
Washington National → Chicago → Newark
Timetable, Chicago time
23:29AA 4635 from Washington National at the gate
10:05AA 1691 to Newark leaves the gate
10 h 36 apart on the timetable, overnight
The last days
AA 4635 and AA 1691 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.