| Nonstop Flights: Austin to Los Angeles $76, San Francisco $118 r/t [February-March] â United / Alaska Airlines United and Alaska Airlines have round-trip flights from Austin (AUS) to Los Angeles (LAX) for $76 and San Francisco (SFO) for $118, NONSTOP. Flights February to March. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available. The Alaska Airlines fare require a coupon code. Use code TRAVEL30 on Alaska Airlines website. Click for more details and booking links Nonstop Flights: Austin to Los Angeles $76, San Francisco $118 r/t [February-March] â United / Alaska Airlines . | 