UA 1180 then DL 670 at San Francisco
Newark → San Francisco → New York JFK
Timetable, San Francisco time
10:27UA 1180 from Newark at the gatealso VA 8163, NZ 9130
23:05DL 670 to New York JFK leaves the gatealso AM 4305, VS 4848, LA 6189, KQ 7055
12 h 38 apart on the timetable
DL 670 leaves 12 h 38 after UA 1180 arrives on the timetable: more than half a day, so not a connection we count.