AV 2267 then UA 5489 at San Francisco
Medford → San Francisco → Arcata
Timetable, San Francisco time
21:20AV 2267 from Medford at the gate
19:10UA 5489 to Arcata leaves the gate
21 h 50 apart on the timetable, overnight
UA 5489 leaves 21 h 50 after AV 2267 arrives on the timetable: more than half a day, so not a connection we count.