Berlin Tegel Airport used the airport as a diversion airfield before. Initially, all British Airways services from Tegel—with the exception of the daily non-stop service to London Heathrow—continued to be operated by BAC One-Eleven 500s. The daily London–Heathrow non-stop was operated with Hawker Siddeley Trident 2E/3B equipment based at that airport until the end of the 1975 summer season. (It subsequently reverted to a One-Eleven 500 operation.) From 1983, British Airways began updating its Berlin fleet. This entailed phasing out the ageing One-Elevens, which were replaced with new Boeing 737-200 Adv. During the second half of the 1980s, British Airways augmented its Berlin
Groningen Airport Eelde Groningen Airport Eelde Groningen Airport Eelde is a minor international airport near Eelde in the province of Drenthe in the northeastern Netherlands. It is south of the city of Groningen. In 2015, the airport handled 220,710 passengers. The airport is also the home base of the KLM Flight Academy, Noord Nederlandse Aero Club (NNAC) and General Enterprises. The airport started under the name "Hakenkampsveld" in 1928 and was officially opened in 1931. It was renamed "Luchthaven Eelde" in 1933. During World War II, the German military occupied the airport. Since 1958, there are European destinations from the airport. Since 1988,