UA 4756 then DL 972 at LAX
Arcata → Los Angeles → New York JFK
Timetable, Los Angeles time
09:28UA 4756 from Arcata at the gate
08:25DL 972 to New York JFK leaves the gate
22 h 57 apart on the timetable, overnight
DL 972 leaves 22 h 57 after UA 4756 arrives on the timetable: more than half a day, so not a connection we count.