DL 1728 then DL 9963 at Atlanta
Chicago Midway → Atlanta → Queretaro
Timetable, Atlanta time
19:09DL 1728 from Chicago Midway at the gate
09:30DL 9963 to Queretaro leaves the gate
14 h 21 apart on the timetable, overnight
DL 9963 leaves 14 h 21 after DL 1728 arrives on the timetable: more than half a day, so not a connection we count.