- Air Guyane is a regional airline based in French Guiana. It operates domestic flights within French Guiana, as well as international flights to neighboring countries in the Caribbean region. The airline is a subsidiary of Air Caraïbes and primarily serves the transportation needs of the local population and tourists visiting French Guiana. Air Guyane's fleet consists of smaller aircrafts, such as ATR 72 and Twin Otter planes, which are well-suited to the short-haul routes it operates.