The Airbus A340 is a long-range, four-engine, wide-body commercial passenger jet airliner developed and produced by Airbus. The A340 was assembled at Toulouse, France. It seats up to 375 passengers in the standard variants and 440 in the stretched -600 series. Depending on the model, it has a range of between 6,700 to 9,000 nautical miles (12,400 to 16,700 km; 7,700 to 10,400 mi). The A340 is similar in design to the twin-engine Airbus A330 with which it was concurrently designed. Its distinguishing features are four high-bypass turbofan engines and three-bogie main landing gears.

Finnair (Finnish: Finnair Oyj, Swedish: Finnair Abp) is the flag carrier and largest airline of Finland, with its headquarters in Vantaa and its main hubat Helsinki-Vantaa Airport. Finnair and its subsidiaries dominate both domestic and international air travel in Finland. Its major shareholder is the government of Finland, with 55.8% of the shares. Finnair is a member of the Oneworld airline alliance. In 2015, it transported over 10 million passengers to over 60 European, 13 Asian and 4 North-American destinations. As of January 2016, the airline employed 4,817 people.
Finnair is the fifth oldest airline in the world with uninterrupted existence. With no fatal or hull-loss accidents since 1963, Finnair is consistently on the list of safest airlines in the world (#3 in 2014).