Sabena served by the airline. Sabena used landplanes for its Congo operations and a program of aerodrome construction was initiated in the Congo. This was finished in 1926 and Sabena immediately began flights within the Belgian colony, the main route being Boma-Léopoldville-Élisabethville, a 2,288 km (1,422 mi) route over dense jungle. First, flights were operated with De Havilland DH.50s, although these were quickly replaced by the larger Handley Page W.8f which had three engines and offered ten seats. By 1931 Sabena's fleet, including the aircraft used on the Congo network, totalled 43 aircraft. Its mainstay type was the Fokker F.VIIB with
Business class airline effort to financially survive before being shut down as an individually certificated independent airline by its new Republic Airways Holdings owners Of major, flag, legacy, national, network, mainline or non-mainline airline carriers. Business class airline A business class airline was an airline concept which emerged during the mid-first decade of the 21st century involving a number of airlines that operated all-business class service. Currently, only one all business class airline, La Compagnie, which was founded in 2013, provides an all business class service between Charles de Gaulle Airport in Paris and Newark Liberty International Airport. Service is currently provided using