DL 901 then DL 2037 at Atlanta
Phoenix → Atlanta → Asheville
Timetable, Atlanta time
12:47DL 901 from Phoenix at the gate
18:56DL 2037 to Asheville leaves the gate
6 h 09 apart on the timetable
The last days
DL 901 and DL 2037 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.