Airline Industry Ukraine-European Union Relations UkrInform: Ukraine, EU sign Open Sky Agreement By UkrInform. Published Oct. 12, 2021. Updated Oct. 13 at 3:50 pm Fleecy clouds are seen in the sky as an airplane prepares to land at the airport in Frankfurt am Main, western Germany, on Nov. 5, 2018. Photo by AFP Ukraine and the European Union have signed a Common Aviation Area Agreement. Read more here.