UA 3941 then AV 2024 at San Francisco
Washington → San Francisco → Reno
Timetable, San Francisco time
14:07UA 3941 from Washington at the gate
08:10AV 2024 to Reno leaves the gate
18 h 03 apart on the timetable, overnight
AV 2024 leaves 18 h 03 after UA 3941 arrives on the timetable: more than half a day, so not a connection we count.