AV 2046 then UA 1953 at San Francisco
Arcata → San Francisco → Portland (Oregon)
Timetable, San Francisco time
20:00AV 2046 from Arcata at the gate
12:45UA 1953 to Portland (Oregon) leaves the gatealso AC 3337, NH 7312, CA 7329, VA 8457, NZ 9349
16 h 45 apart on the timetable, overnight
UA 1953 leaves 16 h 45 after AV 2046 arrives on the timetable: more than half a day, so not a connection we count.