The nearest airport is RYN - Royan Medis, located 30.5 km north of By.
Other airports nearby include CNG - Cognac Chateaubernard (52.9 km north east), RCO - Rochefort St Agnant (58.8 km north), BOD - Bordeaux Merignac (60.8 km south), XAC - Arcachon La Teste De Buch (88.0 km south),