Delta Airlines Oslo Office Located in the center of Norway's city, Delta Air Lines' Oslo office provides a number of services to assist passengers with reservations, ticketing, and customer care. Delta is a well-known worldwide airline that offers easy access to locations both inside and outside of the US. Travel modifications, luggage issues, and flying questions are handled by the experienced team at the Oslo office. The Oslo team at Delta is prepared to guarantee a seamless and effective travel experience, whether you're organizing a trip or need help with an existing reservation.