F9 4106 then DL 8801 at Atlanta
Houston → Atlanta → Miami
Timetable, Atlanta time
23:42F9 4106 from Houston at the gate
10:04DL 8801 to Miami leaves the gate
10 h 22 apart on the timetable, overnight
The last days
F9 4106 and DL 8801 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.