| Nonstop Flights: Austin to/from San Jose del Cabo $249-$263 r/t [April-May] â American Airlines / United American Airlines and United have round-trip flights from Austin (AUS) to San Jose del Cabo (SJD) for $249-$263, NONSTOP or with connections. Flights April to May. Extended weekends available. Origin/Destination reversible. Click for more details and booking links Nonstop Flights: Austin to/from San Jose del Cabo $249-$263 r/t [April-May] â American Airlines / United . | 