AA 2603 then DL 811 at Houston
Chicago → Houston → Miami
Timetable, Houston time
10:15AA 2603 from Chicago at the gate
15:25DL 811 to Miami leaves the gate
5 h 10 apart on the timetable
Today
From the airport’s board at 15:55 Houston time
10:26AA 2603 reached the gate11 min late
15:32DL 811 expected to leave the gate7 min late
5 h 06 between the gates, on these times
The last days
AA 2603 and DL 811 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.