DL 1817 then 7L 4882 at Atlanta
Knoxville → Atlanta → Houston
Timetable, Atlanta time
11:32DL 1817 from Knoxville at the gate
15:007L 4882 to Houston leaves the gate
3 h 28 apart on the timetable
The last days
DL 1817 and 7L 4882 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.