AV 2104 then UA 5480 at San Francisco
San Luis Obispo → San Francisco → Arcata
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
16:20UA 5480 to Arcata leaves the gatealso NZ 9319
20 h 24 apart on the timetable, overnight
UA 5480 leaves 20 h 24 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.