AA 2550 then AA 9974 at O'Hare
Dallas-Fort Worth → Chicago → Dayton
Timetable, Chicago time
07:34AA 2550 from Dallas-Fort Worth at the gate
14:00AA 9974 to Dayton leaves the gate
6 h 26 apart on the timetable
Today
From the airport’s board at 21:15 Chicago time
07:27AA 2550 reached the gate7 min early
15:05AA 9974 left the gate1 h 05 late
7 h 38 between the gates
The last days
AA 2550 and AA 9974 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.