Berlin Brandenburg Airport Berlin Brandenburg Airport (BER), also known as "Willy Brandt," is the primary international airport serving Berlin, Germany. With the intention of accommodating more passengers and expediting their travel experiences, BER opened its doors in October 2020 as a significant upgrade to the city's air transportation infrastructure. KLM Royal Dutch Airlines, a well-known player in the global aviation market with a huge network and an impressive history, is one of several airlines that use this busy hub. This handbook examines KLM Airlines BER Terminal and offers information on the amenities, services, and suggestions for a hassle-free travel experience.