Namsos Airport (Norwegian: Namsos lufthavn; IATA: OSY, ICAO: ENNM) is a regional airport located at Høknesøra along the Namsen river, just outside the town of Namsos in Namsos Municipality in Trøndelag county, Norway. The airport is served with Dash 8 aircraft from Widerøe on public service obligation contracts with the Ministry of Transport and Communications. It had 25,684 passengers in 2011 and is owned and operated by Avinor. There has been one large disaster associated with the airport. In 1993, Widerøe Flight 744 hit ground in darkness during approach, causing six deaths out of 19 on board.