Horilyi played for a number of teams based in USSR including Tavriya Simferopol, Dynamo Kyiv, Zenit Leningrad and Dnipro Dnipropetrovsk, as well as for Israeli side Hapoel Haifa.
In 1983 and 1986 Horilyi took part in the Summer Spartakiads of the Peoples of the USSR in the team of Ukrainian SSR.1
He was capped three times for Ukraine in 1995.
He managed Dnipro Dnipropetrovsk reserve team.
His son Taras Horilyi is also a professional footballer.
Composition of teams at the Summer Spartakiad of the Peoples of the USSR. https://web.archive.org/web/20150321145618/http://football.lg.ua/index.php?option=com_content&view=article&id=6645:1983spartakiadanarodovsssrraster&catid=208:sovietua83&Itemid=775 ↩