Russian airports entered a third consecutive night of disruption early Friday, Sept. 4, as another wave of drones approached Moscow following widespread cancellations, delays and rolling flight restrictions a day earlier. Saratov’s Gagarin Airport also imposed fresh restrictions early Friday, extending the disruption beyond Moscow.JOIN US ON TELEGRAMFollow our coverage of the war on the @Kyivpost_official. The latest wave marks mounting pressure on Russia’s aviation system following President Volodymyr Zelensky’s Sept. 1 warning that Russian airspace would increasingly become unsafe as Ukraine expands long-range drone operations. On Sept. 2, Flightradar24 recorded 21 cancellations and 235 delays at Sheremetyevo, while Vnukovo registered 22 cancellations and 94 delays – a combined 43 cancellations and 329 delays. At least 27 foreign flights to and from Moscow were also canceled, affecting carriers including Pegasus Airlines, Turkish Airlines and flydubai. By Sept. 2 into Sept. 3, restrictions widened to all four Moscow airports – Sheremetyevo, Vnukovo, Domodedovo and Zhukovsky – as well as airports in Sochi, Gelendzhik, Penza, Saratov, Yaroslavl and Nizhny Novgorod. More than 120 flights were disrupted at Sheremetyevo and Vnukovo alone. Sobyanin said 548 drones flew toward the Moscow region between the morning of Sept. 2 and noon Sept. 3, with 143 intercepted on approaches to the capital. The disruption also forced Moscow-bound aircraft to divert. St. Petersburg’s Pulkovo Airport received several flights originally headed for Moscow, while Nizhny Novgorod took in 16.