UA 1844 then AC 4370 at San Francisco
Newark → San Francisco → Reno
Timetable, San Francisco time
19:44UA 1844 from Newark at the gatealso VA 8517, SN 8941, NZ 9123
18:55AC 4370 to Reno leaves the gate
23 h 11 apart on the timetable, overnight
AC 4370 leaves 23 h 11 after UA 1844 arrives on the timetable: more than half a day, so not a connection we count.