Petit Bangkok. Thai Restaurant Barcelona. Tiny restaurant with big kitchen is the general opinion of this popular and lively Thai restaurant in Sarria area of Barcelona. Very tasty dishes. Friendly service. Affordable prices. Only 8 tables so reservations recommended. Opening times: Monday to Thursday from 19:30 to 23:30 Friday & Saturday from 13:00 to 15:30 and from 20:30 to23:30