Russia’s flagship airline Aeroflot cancelled some flights to Prague on Tuesday and Ural Airlines suspended the flights as the authorities of the Czech Republic annulled the flight permits, the companies said in their statements.

Aeroflot said, “Following a decision by the aviation authorities of the Czech Republic to annul earlier granted flight permits on the Moscow–Prague–Moscow route, Aeroflot is forced to cancel flights SU2010/2011, SU2014/2015, SU2016/2017 and SU2018/2019 as of July 2,” adding that two flights will continue to be carried out.

Ural Airlines said, “Following a decision by the aviation authorities of the Czech Republic to annul earlier granted flight permits to the Czech Republic, company Ural Airlines suspends flights to Prague from Yekaterinburg and Zhukovsky from July 2, 2019.”

Low-coster Pobeda will close flights from Moscow to Karlovy vary.

"At the request of the aviation authorities, Pobeda is forced to cancel flights to Karlovy vary. From this Thursday, the flights will be suspended", - said the official of Pobeda airline and added that the company received a request from the Czech authorities the day before.