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
1935 SABENA Savoia-Marchetti S.73 crash Caterham on 16 January 1936. Evidence was given that the pilot was experienced, having been employed by SABENA since 1927. No distress calls had been made by radio. Verdicts of "accidental death" were returned in all cases. Among the casualties was Sir John Carden, joint owner of aircraft manufacturer Carden-Baynes, and a director of Vickers-Armstrongs. Dutch middleweight boxing champion Florend Willems was scheduled to be on the flight. Instead, he decided to travel by boat. He was due to fight Jack Hyams in Stepney on 11 December. Among the victims was Eugène Samyn, 48-year-old, textile manufacturer, on a business trip