The nearest airport is VIT - Vitoria, located 40.5 km north west of Gastiáin.
Other airports nearby include PNA - Pamplona (52.5 km east), EAS - San Sebastian (81.6 km north east), BIO - Bilbao (82.6 km north west), BIQ - Biarritz-bayonne Anglet (103.9 km north east),