DL 5236 then 7L 8587 at Atlanta
Augusta → Atlanta → Houston
Timetable, Atlanta time
12:50DL 5236 from Augusta at the gate
17:307L 8587 to Houston leaves the gate
4 h 40 apart on the timetable
The last days
DL 5236 and 7L 8587 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.