Fiesta of Bidebieta 2023 from May 11 to May 15. Past days. Thursday, May 11 Friday, May 12 Saturday, May 13 Sunday, May 14 You might be also interested in: Saint Isidore 2023 - Usurbil - 10 Kms. Youth Fiesta 2023 - Beriain (Navarre) - 80 Kms.