CI 5320 then DL 5223 at JFK
Anchorage → New York → Buffalo
Timetable, New York time
10:39CI 5320 from Anchorage at the gate
08:55DL 5223 to Buffalo leaves the gate
22 h 16 apart on the timetable, overnight
DL 5223 leaves 22 h 16 after CI 5320 arrives on the timetable: more than half a day, so not a connection we count.