May Fiesta 2018 - Sant Boi de Llobregat from May 18 to May 28. Past days. Friday, May 18 Saturday, May 19 Sunday, May 20 Monday, May 21 Friday, May 25 Saturday, May 26 Sunday, May 27 You might be also interested in: Cherry Festival 2018 - Santa Coloma de Cervello - 4 Kms. Cervello Fair 2018 - Cervello - 11 Kms. Spring Fair 2018 - Sant Andreu de la Barca - 14 Kms. Fiesta of Santa Rita 2018 - Castellbisbal - 16 Kms. May Fiesta 2018 - El Poblenou - 19 Kms.