Fjellfly (literally "Mountain Fly") was a Norwegian airline which operated between 1954 and 1972. The airline was based at Skien Airport, Geiteryggen and diverse range of general aviation activities and a limited scheduled services. Major undertakings included deliveries of the newspaper Dagbladet, flying tourists into mountainous areas such as Hardangervidda and crop dusted forest areas. A scheduled service was introduced from Skien to Oslo Airport, Fornebu in 1963, and extended to Sandefjord Airport, Torp and Hamar Airport, Stafsberg four years later. At its peak in 1965, the airline had a fleet of fourteen aircraft.