DL 9941 then DL 1173 at Atlanta
Queretaro → Atlanta → Lexington
Timetable, Atlanta time
19:43DL 9941 from Queretaro at the gate
13:40DL 1173 to Lexington leaves the gate
17 h 57 apart on the timetable, overnight
DL 1173 leaves 17 h 57 after DL 9941 arrives on the timetable: more than half a day, so not a connection we count.