DL 939 then DL 684 at JFK
Los Angeles → New York → Portland (Oregon)
Timetable, New York time
20:59DL 939 from Los Angeles at the gate
18:40DL 684 to Portland (Oregon) leaves the gate
21 h 41 apart on the timetable, overnight
DL 684 leaves 21 h 41 after DL 939 arrives on the timetable: more than half a day, so not a connection we count.