- Mazamet Airport, also known as Castres-Mazamet Airport, is a small regional airport located in the Occitanie region of France. It serves the towns of Mazamet and Castres. The airport has one terminal building and offers limited domestic flights within France. It is primarily used for general aviation and private aircraft. The airport is situated approximately 8 kilometers southwest of Mazamet and 10 kilometers north of Castres.