UA 442 then SQ 1491 at San Francisco
Austin → San Francisco → New York JFK
Timetable, San Francisco time
16:52UA 442 from Austin at the gatealso AC 4110, VA 8475
06:00SQ 1491 to New York JFK leaves the gate
13 h 08 apart on the timetable, overnight
SQ 1491 leaves 13 h 08 after UA 442 arrives on the timetable: more than half a day, so not a connection we count.