48180 Loiu, Bizkaia, Spain Show on Map We work with all the leading car hire companies at Bilbao Airport (BIO), including Alamo, Autos Aguirre, Avis, Budget, Dollar, Enterprise, Europcar, Firefly, Flizzr, Goldcar, Hertz, InterRent, Keddy By Europcar, OK Rent a Car, Rhodium, Sixt, Thrifty.