DL 1817 then DL 3017 at Atlanta
Knoxville → Atlanta → Greensboro
Timetable, Atlanta time
11:32DL 1817 from Knoxville at the gate
18:45DL 3017 to Greensboro leaves the gate
7 h 13 apart on the timetable
The last days
DL 1817 and DL 3017 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.