The village is situated on the Black sea coast and is at the food of South side of the East Stara Planina (Old Mountain). It is near to Bourgas – 40 km, Nessebar – 8 km, Sunny Beach – 4 km, Paradise Beach – 1,5 km, Elenite – 2 km.

St. Vlas was found as a Thracian settlement in 2nd c. and it was called „Larissa“. In the 14th c. it was called after St. Vlas – reeder, healer and patron of merchants.

The superb combination of Balkan with sea converts St. Vlas in a settlement with unique
climate, which advantages the healing effect on the whole human constitution and especially on the lung illnesses.

The beach has length of 1.5 km and average width of 15 m. A modern yacht port is being built on its East end, very close to Bilyana.

Right-fully that ar ea of the Black sea coast is called the Bulgarian Riviera.