AV 2104 then UA 1227 at San Francisco
San Luis Obispo → San Francisco → Arcata
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
18:41UA 1227 to Arcata leaves the gate
22 h 45 apart on the timetable, overnight
UA 1227 leaves 22 h 45 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.