F9 152 then DL 1329 at Atlanta
Cancún → Atlanta → Philadelphia
Timetable, Atlanta time
17:41F9 152 from Cancún at the gate
16:34DL 1329 to Philadelphia leaves the gate
22 h 53 apart on the timetable, overnight
DL 1329 leaves 22 h 53 after F9 152 arrives on the timetable: more than half a day, so not a connection we count.