Fiesta of Zizurkil 2017 from August 12 to August 15. Past days. Saturday, August 12 Sunday, August 13 Monday, August 14 Tuesday, August 15 You might be also interested in: Big Week 2017 - San Sebastian - 18 Kms. August Fiesta 2017 - Ullibarri de los Olleros (Alava) - 78 Kms.