Sofia Opera and BalletTicket-office: 1, Vrabcha str.Working hours: Monday - Friday - from 9 a.m. to 2 p.m. and from 2.30 p.m. to 7 p.m.; Saturday - from 11 a.m. to 7 p.m. and Sunday - from 11 a.m. to 4 p.m.Tickets: Sofia Opera and Ballet Program 2018 / 2019
