Fiesta of Allendelagua 2019 from September 6 to September 8. Past days. Friday, September 6 Saturday, September 7 Sunday, September 8 You might be also interested in: Fiesta of Ampuero 2019 - Ampuero - 22 Kms. Saint Nicholas 2019 - Portugalete (Biscay) - 26 Kms. Basque Fiesta 2019 - Sopelana (Biscay) - 29 Kms. Fiesta of Urduliz 2019 - Urduliz (Biscay) - 34 Kms. Virgin of Valencia 2019 - Pielagos - 83 Kms.