Three Russian MiG-31 fighter jets entered Estonian airspace near Vaindloo Island for around 12 minutes on 19 September 2025, according to Estonian officials. The aircraft reportedly flew without a filed flight plan, kept their transponders off, and failed to communicate with air traffic

Estonian authorities say three Russian MiG-31 fighter jets breached Estonia’s airspace near Vaindloo Island in the Gulf of Finland and stayed inside for around 12 minutes without proper flight plans or transponder signals. Estonia called it an “unprecedentedly brazen” violation. NATO Consultation Invoked In response to the breach, Estonia has triggered consultations under