UA 2409 then DL 3929 at LAX
San Francisco → Los Angeles → Reno
Timetable, Los Angeles time
21:26UA 2409 from San Francisco at the gate
20:08DL 3929 to Reno leaves the gate
22 h 42 apart on the timetable, overnight
DL 3929 leaves 22 h 42 after UA 2409 arrives on the timetable: more than half a day, so not a connection we count.