AA 3258 then UA 6093 at Houston
Miami → Houston → Denver
Timetable, Houston time
09:00AA 3258 from Miami at the gate
13:11UA 6093 to Denver leaves the gate
4 h 11 apart on the timetable
Today
From the airport’s board at 03:55 Houston time
09:00AA 3258 due at the gate, no estimate yet
13:11UA 6093 due to leave, no estimate yet
4 h 11 between the gates, on these times
The last days
AA 3258 and UA 6093 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.