Haugesund Airport, Karmøy — Karmøy, Norway

HAU is Haugesund Airport, Karmøy, serving Haugesund on Norway's western coast via the island of Karmøy. The airport supports domestic routes to Oslo and Bergen along with international connections tied to Norway's offshore oil and gas industry, since Haugesund serves as a base for petroleum-related businesses and workers. HAU also handles seasonal charter flights for Norwegian tourists heading to southern European destinations. The surrounding Haugalandet region has historical significance in Norwegian Viking-age history, and the airport supports both this area's tourism draw and its modern industrial and maritime economy along the North Sea coast.