Tons of Rock is one of Norway’s largest and most prominent rock and metal festivals. It has been arranged every year since 2014. It had its start in the city of Halden (close to the border of Sweden), but moved to Oslo and Ekebergsletta in 2019 where the festival has been arranged since then. The event is normally arranged in June and it lasts for 3-4 days., held annually in Oslo.

The festival attracts around 80,000 people each year since it moved to Oslo, and it has been visited by famous artists and bands such as KISS, Iron Maiden, Alice Cooper, Metallica, and Def Leppard.

Tons of Rock Oslo 2025

Dates: June 25-28, 2025
Location: Ekebergsletta
Tickets: https://www.tonsofrock.no/tickets

Would you like to read more about other concerts, festivals, markets, exhibitions, and programs in Oslo? Look at our calendar to find out what’s happening in the Norwegian capital.

In our Oslo Guide, you can also read more about the most popular attractions and the coolest activities in the city.