The 339 sqn. was established at Gardermoen 1 july 1956 as a fighter squadron ,operating F-86K Sabre. In 1963 the fixed-wing era was over ,and the 339 sqn. Was relocated to Bardufoss as a helicopter squadron operating Bell UH-1B. The main task for the 339 sqn. Is to support the army in the Northen Norway. The last Bell UH-1B leaves Bardufoss 16 january 1989. Today 339 sqn. Operates twelve Bell 412SP ,named Arapaho. The first Bell 412SP arrived at Bardufoss and 339 sqn. 15 september 1987.
From summer 2014, 339 Squadron operate a detachment at Rygge after the disestablishment of 720 Squadron
Locations
| 1963- | ENDU BDU | Bardufoss |
| 2014- | ENRY RYG | Moss Airport Rygge |
Models
| 1963-1989 | UH-1B Iroquois |
| 1987- | 412 |
Operations
| Feb 19781978 | Mar 19781978 | Exercise Arctic Express 78 |
| Mar 19781978 | Jul 19791979 |  UNIFIL / NorAir / ItalAir |
| 19 Feb 20162016 | 22 Mar 20162016 | Cold Response 2016 |