Oslo Airport, alternatively referred to as Oslo Gardermoen Airport or simply Gardermoen, is an international airport serving Oslo, the capital and most populous city of Norway. The airport is the second largest in Scandinavia and the Nordics. A hub for Scandinavian Airlines and an operating base for Norwegian Air Shuttle, Norse Atlantic Airways and Widerøe. In 2025, it is connected to 31 domestic and 164 international destinations.