SUN-AIR of Scandinavia A/S, usually shortened to SUN-AIR, is a Danish regional airline headquartered in Billund, with its main base at Billund Airport. It operates scheduled services as a franchise of British Airways using their name and corporate design as British Airways - operated by SUN-AIR of Scandinavia A/S. The airline also offers charter flights, air taxi services, specialist aerial work and aircraft brokerage services.

Billund Airport is an airport in Denmark. Located 1 nautical mile northeast of Billund, it serves as one of the country's busiest air cargo centres, as well as a charter airline destination. Most major European airports are connected to Billund via multiple daily scheduled flights. Nearby Legoland Billund park is the largest tourist attraction in Denmark outside Copenhagen.