Odesa is a hamlet in Trakai District Municipality, in Vilnius County, Lithuania. Odesa lies at 156 m above sea level. It has 27 inhabitants (2021). The nearest city is Vilnius, 36 km to the east. Among the landmarks around are Trakai Island Castle (18.0 km), Vilnius Cathedral (36 km) and Basilica of the Visitation of the Blessed Virgin Mary (17.1 km).