Kristiansand and Farsund to Stavanger, with a daily round trip on a de Havilland Heron. These were replaced with the larger Fokker F27 Friendship in 1959. The route served 2,593 passengers the first year, increasing to 17,900 in 1960. Braathens opened a route from Kristiansand to Ålborg in 1960, although this was taken over by SAS the following year. That year the airport had 54,306 passengers. KLM introduced the Vickers Viscount on the Kjevik route in 1957 and three years later started using the Lockheed L-188 Electra. The Weapon Technical School moved back to Kjevik in 1963. During the late 1950s and 1960s SAS switched its Kristiansand services first to the Saab Scandia and then the Convair CV-440 Metropolitan. Dan-Air introduced summer services to Newcastle-upon-Tyne from 1963, expanded to an all-year service from 1972. New aircraft resulted in the need for a longer runway. The city and the state made an agreement whereby the former would pay for the land while the latter would pay for the construction. The runway was extended to in 1966. On 2 November a new, tall control tower opened. The airport had 143,585 passengers in 1965. Agderfly was established at Kjevik in 1969. The company operated a wide range of aircraft, focusing until the 1980s exclusively as a flying school. KLM introduced the Douglas DC-9 on the Amsterdam route from 1966. However, the stopped serving Kristiansand from November 1971, when the stop was moved to Gothenburg. Braathens introduced the Fokker F28 Fellowship from 1969 and the Boeing 737-200 from 1975. The airport served 203,875 passengers in 1970, which increased to 295,578 five years later. A parachute club, Kjevik Fallskjermklubb, was founded in 1974. Dan-Air introduced a service to London in 1976. The Air Force's Communication- and Radar School moved to Kjevik in 1977. SAS used the DC-9 for its international route for a period during the 1970s, but as these proved too large later switched to the smaller F27. New terminal Kristiansand was one of six test airports which received a British doppler microwave landing system in 1977. In the late 1970s the terminal was too small, resulting in the airport opening a new terminal on 22 March 1979, costing NOK 19 million. The terminal from the war had been used for domestic services and was converted to cargo terminal. The international terminal was converted to a terminal for the Air Force. Kjevik served 400,549