DL 9951 then AA 3083 at Atlanta
Queretaro → Atlanta → Philadelphia
Timetable, Atlanta time
20:38DL 9951 from Queretaro at the gate
14:19AA 3083 to Philadelphia leaves the gate
17 h 41 apart on the timetable, overnight
AA 3083 leaves 17 h 41 after DL 9951 arrives on the timetable: more than half a day, so not a connection we count.