Fiesta of Herran 2019 from August 10 to August 18. Past days. Saturday, August 3 Sunday, August 4 Saturday, August 10 Thursday, August 15 Friday, August 16 Saturday, August 17 Sunday, August 18 Friday, August 23 Saturday, August 24 You might be also interested in: Saint Lucy 2019 - Barcina del Barco - 5 Kms. Big Week 2019 - Bilbao (Biscay) - 62 Kms. Saint Roch 2019 - Llodio (Alava) - 49 Kms. Fiesta of Portugalete 2019 - Portugalete (Biscay) - 63 Kms. Saint Lawrence 2019 - Astrabudua (Biscay) - 65 Kms.