Basque Fiesta 2017 - Hernani from September 16 to September 17. Past days. Friday, September 15 Saturday, September 16 Sunday, September 17 You might be also interested in: Fiesta of Aiete 2017 - Aiete - Miramon - 5 Kms. Porrontxo Jaiak 2017 - Egia - 6 Kms. Fiesta of Ansoain 2017 - Ansoain (Navarre) - 65 Kms. Holy Cross 2017 - Zizur Mayor (Navarre) - 66 Kms. True Cross 2017 - Olite (Navarre) - 100 Kms.