Air Antilles Express is a regional airline based in Guadeloupe, French West Indies, providing scheduled passenger services across the Caribbean. The airline links Guadeloupe with neighboring islands including Martinique, Saint Martin, Saint Barthelémy, Marie-Galante, and destinations in the Lesser Antilles. The carrier operates as a key component of inter-island connectivity in the French Caribbean, serving both local residents and tourists seeking to travel between the archipelagic territories. It has historically been affiliated with or operated under partnerships with larger regional aviation groups. Air Antilles Express plays an important role in the transportation infrastructure of the French Antilles, where air travel is essential due to the dispersed island geography of the region.