Take Round-Trip Flights from Los Angeles or San Francisco to Australia with rates from $995 when you book with Air New Zealand. The lowest prices can take you from California to Sydney, Melbourne, Brisbane, or other Australian cities. You can choose to fly from Houston for $100 more. These prices are for economy class airfare, specifically for Monday to Thursday travel. An additional $100 surcharge applies for Friday and weekend travel. Book by 10/31. Additional taxes, fees, and exclusions may apply.