| Cheap Flights: Austin to/from Havana, Cuba $333 r/t [VISA PERMISSION REQUIRED] [November] â United United has round-trip flights from Austin (AUS) to Havana (HAV) for $333 with a connection. Flights in November. Departures on Tuesday, Wednesday, and Saturday. Very few extended weekends available. Origin/Destination reversible. A VISA is required. Click for more details and booking links Cheap Flights: Austin to/from Havana, Cuba $333 r/t [VISA PERMISSION REQUIRED] [November] â United . | 