In addition to Berlin, the airports in Hanover, Bremen, Hamburg, Düsseldorf, Dortmund, Cologne/Bonn, Leipzig/Halle, Frankfurt, Stuttgart and Munich are also affected by the warning strikes. At Weeze Airport near Düsseldorf and Karlsruhe/Baden-Baden Airport, only employees in the aviation security sector have been called out on strike. According to an initial estimate by the airport association ADV, air traffic will come to a standstill in large parts of Germany: According to this, more than 3,400 flights are expected to be canceled due to the strike in the public sector and ground handling services alone, and around 510,000 passengers will not be able to travel as planned.