S7 Airlines is the largest Russian domestic private airline primarily based at Moscow Domodedovo International Airport and Novosibirsk Tolmachevo Airport. S7 has the youngest fleet in the Russian air transportation market. It boasts an extensive route network allowing passengers to travel to 181 destinations in 26 countries and is a full member of the Oneworld airline alliance.
S7 Airlines is part of the S7 AirSpace Corporation, which is a major Russian entity consisting of 15 different companies. AirSpace is involved in a variety of industries including regular and chartered passenger and cargo transport, tourism, flight ticket distribution, airline personnel training, aircraft repair, and space and aviation services.