UA 623 then AA 9785 at O'Hare
New York LaGuardia → Chicago → Philadelphia
Timetable, Chicago time
10:56UA 623 from New York LaGuardia at the gate
21:00AA 9785 to Philadelphia leaves the gate
10 h 04 apart on the timetable
Today
From the airport’s board at 19:33 Chicago time
10:37UA 623 reached the gate19 min early
21:00AA 9785 is cancelled
The last days
UA 623 and AA 9785 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.