AV 2104 then 2I 405 at San Francisco
San Luis Obispo → San Francisco → Cincinnati
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
19:342I 405 to Cincinnati leaves the gate
23 h 38 apart on the timetable, overnight
2I 405 leaves 23 h 38 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.