Fiesta of Lamiako 2018 from May 25 to May 27. Past days. Friday, May 25 Saturday, May 26 Sunday, May 27 You might be also interested in: Holy Trinity 2018 - Las Carreras - 12 Kms. Trinity 2018 - Elgoibar (Gipuzkoa) - 70 Kms. Basque Fiesta 2018 - Guetaria (Gipuzkoa) - 93 Kms.