AV 2046 then AA 362 at San Francisco
Arcata → San Francisco → Philadelphia
Timetable, San Francisco time
20:00AV 2046 from Arcata at the gate
12:00AA 362 to Philadelphia leaves the gate
16 h apart on the timetable, overnight
AA 362 leaves 16 h after AV 2046 arrives on the timetable: more than half a day, so not a connection we count.