UA 3926 then AS 3492 at San Francisco
Newark → San Francisco → Santa Ana
Timetable, San Francisco time
22:56UA 3926 from Newark at the gate
14:41AS 3492 to Santa Ana leaves the gatealso QR 8820, AA 9325
15 h 45 apart on the timetable, overnight
AS 3492 leaves 15 h 45 after UA 3926 arrives on the timetable: more than half a day, so not a connection we count.