AC 4121 then UA 1149 at San Francisco
Ontario → San Francisco → Newark
Timetable, San Francisco time
17:50AC 4121 from Ontario at the gate
16:30UA 1149 to Newark leaves the gatealso VA 8192, NZ 9100
22 h 40 apart on the timetable, overnight
UA 1149 leaves 22 h 40 after AC 4121 arrives on the timetable: more than half a day, so not a connection we count.