Ustia (Ukrainian: Устя, Polish: Uście Biskupie) is a village in Ukraine located in Chortkiv Raion of Ternopil Oblast.

[1] In 1880, the Jewish population of the town was 860 people.

Until 18 July 2020, Ustia belonged to Borshchiv Raion.

The raion was abolished in July 2020 as part of the administrative reform of Ukraine, which reduced the number of raions of Ternopil Oblast to three.

This article about a location in Ternopil Oblast is a stub.