Events in Sion / Sitten - Festivals and musicals

The music festival in the heart of the Valais.

From August 6 to 8, 2026, we celebrate our 30th anniversary! A few new features and a line-up that features new discoveries and stars of Celtic music. 3 evenings, 12 bands, and surprises along the way.

The Valais Triathlon Festival is a sporting and festive weekend at the Domaine des Îles in Sion, with Kids à Full formats, entertainment, paddle-boarding, concerts and a friendly atmosphere.

For its 62nd edition, the Sion Festival returns with a sparkling programme that will sweep audiences up in a musical whirlwind across 28 concerts, 15 of which are free: From brass bands to symphonic