AV 2046 then LY 4668 at San Francisco
Arcata → San Francisco → Boston
Timetable, San Francisco time
20:00AV 2046 from Arcata at the gate
13:00LY 4668 to Boston leaves the gate
17 h apart on the timetable, overnight
LY 4668 leaves 17 h after AV 2046 arrives on the timetable: more than half a day, so not a connection we count.