DL 2009 then DL 2398 at Atlanta
San Antonio → Atlanta → New York JFK
Timetable, Atlanta time
19:54DL 2009 from San Antonio at the gate
15:16DL 2398 to New York JFK leaves the gate
19 h 22 apart on the timetable, overnight
DL 2398 leaves 19 h 22 after DL 2009 arrives on the timetable: more than half a day, so not a connection we count.