AA 3967 then AA 4487 at Houston
Dallas-Fort Worth → Houston → Chicago
Timetable, Houston time
08:27AA 3967 from Dallas-Fort Worth at the gate
11:07AA 4487 to Chicago leaves the gate
2 h 40 apart on the timetable
Today
From the airport’s board at 17:41 Houston time
08:13AA 3967 reached the gate14 min early
11:02AA 4487 left the gate5 min early
2 h 49 between the gates
The last days
AA 3967 and AA 4487 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.