AA 1275 then DL 756 at O'Hare
Newark → Chicago → Los Angeles
Timetable, Chicago time
07:28AA 1275 from Newark at the gate
14:32DL 756 to Los Angeles leaves the gate
7 h 04 apart on the timetable
Today
From the airport’s board at 19:03 Chicago time
07:02AA 1275 reached the gate26 min early
15:59DL 756 left the gate1 h 27 late
8 h 57 between the gates
The last days
AA 1275 and DL 756 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.