DL 9951 then DL 2739 at Atlanta
Queretaro → Atlanta → Hartford
Timetable, Atlanta time
20:38DL 9951 from Queretaro at the gate
13:53DL 2739 to Hartford leaves the gate
17 h 15 apart on the timetable, overnight
DL 2739 leaves 17 h 15 after DL 9951 arrives on the timetable: more than half a day, so not a connection we count.