UA 1799 then DL 972 at LAX
San Francisco → Los Angeles → New York JFK
Timetable, Los Angeles time
19:52UA 1799 from San Francisco at the gate
08:25DL 972 to New York JFK leaves the gate
12 h 33 apart on the timetable, overnight
DL 972 leaves 12 h 33 after UA 1799 arrives on the timetable: more than half a day, so not a connection we count.