UA 3926 then WN 4875 at San Francisco
Newark → San Francisco → Phoenix
Timetable, San Francisco time
22:56UA 3926 from Newark at the gate
16:15WN 4875 to Phoenix leaves the gate
17 h 19 apart on the timetable, overnight
WN 4875 leaves 17 h 19 after UA 3926 arrives on the timetable: more than half a day, so not a connection we count.