AC 4121 then DL 363 at San Francisco
Ontario → San Francisco → New York JFK
Timetable, San Francisco time
17:50AC 4121 from Ontario at the gate
16:00DL 363 to New York JFK leaves the gatealso VS 3215
22 h 10 apart on the timetable, overnight
DL 363 leaves 22 h 10 after AC 4121 arrives on the timetable: more than half a day, so not a connection we count.