San Antontxu 2017 - Munguia from January 14 to January 18. Past days. Saturday, January 14 Sunday, January 15 Tuesday, January 17 Wednesday, January 18 You might be also interested in: Anthony the Great 2017 - Olakueta - 38 Kms. Neighbourhood Fiesta 2017 - Antiguo (Gipuzkoa) - 99 Kms.