| Nonstop Flights: Austin to/from San Jose, California $113 r/t [April-May] â American Airlines American Airlines has round-trip flights from Austin (AUS) to San Jose, California (SJC) for $113-$114, NONSTOP. Flights April to May. No Weekends. Departures on Monday, Tuesday, Wednesday, and Thursday. Origin/Destination reversible. Click for more details and booking links Nonstop Flights: Austin to/from San Jose, California $113 r/t [April-May] â American Airlines . | 