AV 2104 then UA 2390 at San Francisco
San Luis Obispo → San Francisco → Austin
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
17:20UA 2390 to Austin leaves the gatealso AC 3276
21 h 24 apart on the timetable, overnight
UA 2390 leaves 21 h 24 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.