AV 2046 then UA 1812 at San Francisco
Arcata → San Francisco → Portland (Oregon)
Timetable, San Francisco time
20:00AV 2046 from Arcata at the gate
16:32UA 1812 to Portland (Oregon) leaves the gatealso AC 3336, AZ 4500, EK 6375, LH 7690, VA 8454, NZ 9342
20 h 32 apart on the timetable, overnight
UA 1812 leaves 20 h 32 after AV 2046 arrives on the timetable: more than half a day, so not a connection we count.