More than 10 airports stopped operations on Saturday night.

The airports of Kirov, Cheboksary, Kazan, Nizhnekamsk, Bogulma, Samara, Ulyanovsk, Yaroslavl, Penza, Saratov, Krasnodar and Sochi are temporarily not serving flights, the Federal Air Transport Agency reported on Saturday evening. "Temporary restrictions have been introduced on the reception and release of aircraft," the agency's channel in Max reported.