Lithuania intercepted eight weather balloons and a homemade drone launched from Belarus

On the night of 10 to 11 November 2025, Lithuanian border guards detected and intercepted eight weather balloons and one homemade drone that had been launched from Belarus and drifted across the frontier. The balloons carried more than 13,000 packs of illegal cigarettes, according to Lithuania's border service, with two coming down in the Salcininkai district and the remainder in the Varena district. The drone, treated as a smuggling UAV, was forced down in Salcininkai, but its cargo was not located during the overnight search.

The objects disrupted air traffic at Vilnius Airport, which sits roughly 30 kilometres from the Belarusian border. Radar that night registered 34 marks linked to the incursions, prompting temporary airspace restrictions. Three inbound flights were diverted to Kaunas and Riga, affecting about 470 passengers. Lithuania has reported repeated such disruptions through autumn 2025: temporary flight restrictions were imposed seven times at Vilnius and once at Kaunas over the year.

Lithuanian authorities describe the balloons primarily as a contraband operation. A separate LRT investigation reported that smugglers attach GPS trackers, many fitted with Lithuanian, Polish or Latvian SIM cards, to guide shipments to local operatives, indicating involvement of people inside Lithuania. Nearly 600 smuggling balloons were intercepted in 2025, almost three times the 2024 figure. At the same time, officials have characterised the cumulative effect on aviation as resembling a hybrid attack from Belarus, noting that launch sites appear to operate within Belarusian military zones.

The proximate cause of this incident is criminal cigarette smuggling: the eight balloons carried contraband, and the homemade drone is assessed as a smuggling craft. Hybrid intent is suspected rather than proven. Lithuanian officials have publicly framed the repeated airport disruptions as a possible hybrid attack from Belarus, pointing to launch activity inside Belarusian military areas, but direct state direction of these flights has not been established. The reasonable reading is a smuggling economy whose volume and flight paths produce hybrid-style pressure on the Baltics, whether by design or by tolerated effect.