DL 641 then DL 2862 at Atlanta
Cancún → Atlanta → Oklahoma City
Timetable, Atlanta time
16:14DL 641 from Cancún at the gate
15:15DL 2862 to Oklahoma City leaves the gate
23 h 01 apart on the timetable, overnight
DL 2862 leaves 23 h 01 after DL 641 arrives on the timetable: more than half a day, so not a connection we count.