Brønnøysund received seaplane services in 1935 , at first operated by Norwegian Air Lines and later by Widerøe . Plans for short take-off and landing airports in Northern Norway were launched in 1965 ; construction started in 1967 and Brønnøysund Airport opened along with three nearby airports on 1 June 1968 . Originally served using Twin Otter aircraft , Widerøe replaced them with Dash 7 aircraft in 1982 and Dash 8 aircraft in 1992 . Offshore helicopter traffic started in 1983 . The runway was originally ; it was extended to in 1987 and to the current length in 1999 . A new control tower opened in 2000 and a new terminal in 2008 . There have been two major accidents connected with the airport : Widerøe Flight 710 in 1988 and Helikopter Service Flight 451 in 1997
Widerøe Flight 710
Widerøe Flight 710
Brønnøysund Airport, Brønnøy