| Nonstop Flights: Austin to Honolulu $299-$317 r/t [December-March] â Hawaiian Hawaiian has round-trip flights from Austin (AUS) to Honolulu (HNL) for $299-$317, NONSTOP. Flights December to March. Departures on Tuesday, Thursday, and Sunday. Extended weekends available. Carry-on bag is allowed for free. You can avoid paying seat selection fees by accepting the randomly assigned seat at check-in. Click for more details and booking links Nonstop Flights: Austin to Honolulu $299-$317 r/t [December-March] â Hawaiian . | 