- Viedma Airport, officially known as Gobernador Edgardo Castello Airport, is an airport located in the city of Viedma, Argentina. It is the main airport serving the region of Patagonia and is named after former Governor of Río Negro Province, Edgardo Castello. The airport has both domestic and international flights, with regular connections to Buenos Aires and other cities in Argentina. It is operated by the Argentine government and offers various services and facilities to travelers, including car rental, parking, and dining options. Viedma Airport is a hub for tourism and business travel in the Patagonian region, providing easy access to popular destinations such as Bariloche, Puerto Madryn, and the Perito Moreno Glacier.