WN 757 then DL 8771 at Atlanta
Houston Hobby → Atlanta → San Francisco
Timetable, Atlanta time
08:55WN 757 from Houston Hobby at the gate
13:46DL 8771 to San Francisco leaves the gate
4 h 51 apart on the timetable
The last days
WN 757 and DL 8771 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.