UA 255 then DL 2403 at Houston
Newark → Houston → Atlanta
Timetable, Houston time
10:38UA 255 from Newark at the gate
18:19DL 2403 to Atlanta leaves the gate
7 h 41 apart on the timetable
Today
From the airport’s board at 21:23 Houston time
10:19UA 255 reached the gate19 min early
18:32DL 2403 left the gate13 min late
8 h 13 between the gates
The last days
UA 255 and DL 2403 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.