Stavanger Airport, Forus (: ) is a former airport located at Forus in the intersection of the municipalities of Stavanger, Sola and Sandnes. It was built as a military air base by the Luftwaffe following the German occupation of Norway in April 1940. It was gradually expanded so that it by 1943 consisted of three runways, the longest . The airfield was connected by a taxiway to Sola Air Station. The airport served as an offensive base during the Battle of Britain, and was afterwards made part of the defensive Festung Norwegen.