FLN FRISIA-Luftverkehr GmbH Norddeich, doing business as Inselflieger (German: Islandflyer), is a small airline from Germany based in Norden, Lower Saxony, which was founded on 14 June 1969.
As of November 2020, FLN operated scheduled flights between Norddeich and Juist, Harle and Wangerooge as well as on-demand charter flights to other East Frisian Islands.
In 2025, FLN announced it would terminate scheduled flights between Juist and Norddeich due to decreasing passenger numbers, which prefer to use the newly established express ferries. The airline subsequently also announced it would remove four aircraft from its fleet.
As of June 2019, the FLN Frisia Luftverkehr fleet consisted of the following aircraft: