DL 8838 then WN 261 at Atlanta
Memphis → Atlanta → Denver
Timetable, Atlanta time
07:28DL 8838 from Memphis at the gate
17:35WN 261 to Denver leaves the gate
10 h 07 apart on the timetable
The last days
DL 8838 and WN 261 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.