The nearest airport is PUF - Pau Pyrenees, located 34.8 km north of Castet.
Other airports nearby include LDE - Tarbes Lourdes (35.6 km east), BIQ - Biarritz-bayonne Anglet (100.3 km north west), PNA - Pamplona (105.7 km west), EAS - San Sebastian (116.2 km west),