WN 336 then DL 4933 at Atlanta
Dallas → Atlanta → Columbia
Timetable, Atlanta time
09:05WN 336 from Dallas at the gate
12:20DL 4933 to Columbia leaves the gate
3 h 15 apart on the timetable
The last days
WN 336 and DL 4933 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.