Norwegian Air International

It operated flights to destinations in Europe and the Middle East from various European bases, and was headquartered at Dublin Airport.

Its registration within Ireland and outside Norway allowed the company to take advantage of European Union airline freedoms and agreements.

[9] Additional transatlantic flights using Boeing 737 aircraft were launched between destinations including Belfast, Bergen, Cork, Dublin, and Shannon in Europe to Hamilton, Hartford, Newburgh, and Providence in North America, however all transatlantic flights using the Boeing 737 were subsequently discontinued by 15 September 2019.

[10] On 11 May 2018, its US Department of Transportation approval was maintained by a judicial panel after being challenged by four unions representing 135,000 airline workers.

The airline's operating bases were in countries outside of Norway and Sweden as part of Norwegian Group's collective route network, with the airline having bases in Denmark, Finland, Ireland, Spain, the United Kingdom, and the United States over the course of its history.