AC 7020 then DL 2902 at Dulles
Dallas → Washington → Atlanta (ATL)
Timetable, Washington time
15:59AC 7020 from Dallas at the gate
19:37DL 2902 to Atlanta (ATL) leaves the gate
3 h 38 apart on the timetable
The last days
AC 7020 and DL 2902 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.