S7 Airlines is a Russian airline. It is the second largest airline. It was created in May 1992. Originally, it was named "Siberia Airlines". In 1994, the airline joined IATA. The airline's name was changed to "S7 Airlines" in 2005. In 2010, the airline joined Oneworld. S7 Airlines stopped flying Soviet planes in 2008. As of 2015, the airline has Airbus A319s, Airbus A320s, Airbus A321s, Boeing 737s and Boeing 767s.