AV 2046 then UA 2390 at San Francisco
Arcata → San Francisco → Austin
Timetable, San Francisco time
20:00AV 2046 from Arcata at the gate
17:20UA 2390 to Austin leaves the gatealso AC 3276
21 h 20 apart on the timetable, overnight
UA 2390 leaves 21 h 20 after AV 2046 arrives on the timetable: more than half a day, so not a connection we count.