- Bilbao Airport, also known as Bilbao Airport Loiu, is an international airport located in Loiu, approximately 9 kilometers north of Bilbao city center in the Basque Country of Spain. It is the busiest airport in the Basque Country and serves as an important gateway to the region. The airport has one terminal and offers flights to various destinations in Europe, including major cities such as London, Paris, Amsterdam, and Barcelona. It is operated by Aena, the Spanish airport authority, and provides a range of amenities for travelers, including shops, restaurants, car rental services, and transportation options to the city center.