| Nonstop Flights: Austin to/from San Francisco $107 r/t [September-October] â JetBlue JetBlue has round-trip flights from Austin (AUS) to San Francisco (SFO) for $107, NONSTOP. Flights September to October. No Sunday departures. Weekends available. Origin/Destination reversible. JetBlue has no change or cancel fees. Carry-on bag is allowed for free. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate. Click for more details and booking links Nonstop Flights: Austin to/from San Francisco $107 r/t [September-October] â JetBlue . | 
