Fiesta of Larratxo 2026 - Alza from June 4 to June 7. Past days. Friday, May 29 Saturday, May 30 Thursday, June 4 Friday, June 5 Saturday, June 6 Sunday, June 7 Monday, June 8 You might be also interested in: Anthony of Padua 2026 - Igorre (Biscay) - 100 Kms.