United, Delta, and Air France have round-trip flights from Austin (AUS) to Tahiti (PPT) for $886 with a connection. Flights in March. Very few extended weekends available.
A Carry-on bag and also a personal item is allowed for free on Delta and Air France. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.
Click for more details and booking links Cheap Flights: Austin to Tahiti $886 r/t [March] – United / Delta / Air France