UA 320 then AA 4487 at Houston
Denver → Houston → Chicago
Timetable, Houston time
08:33UA 320 from Denver at the gate
11:07AA 4487 to Chicago leaves the gate
2 h 34 apart on the timetable
Today
From the airport’s board at 02:47 Houston time
08:33UA 320 due at the gate, no estimate yet
11:07AA 4487 due to leave, no estimate yet
2 h 34 between the gates, on these times
The last days
UA 320 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.