SLN Sedunnic Air Transportation, legally Sedunnō Lytrenavv KJ, is the flag carrier airline of Sedunn. SLN is headquartered in Grovne, with its hub at nearby Southern Grovne Airport. It is a member of the Oceanic Team airline alliance. Founded in 1921, SLN is one of the oldest airlines in the world still operating under its original name and had 37,488 employees and a fleet of 163 (excluding subsidiaries) as of 2019. SLN operates scheduled passenger and cargo services to 172 destinations.