Halsey and IDLES amongst names added to Open'er Festival lineup

Here are some more huge names added to the Polish festival.

Date published: 21st Nov 2025

The biggest festival in Poland, Open'er, has announced more names for its 2026 edition. Taking place from Wednesday 1st to Saturday 4th July at Gdynia-Kosakowo Airfield, it features plenty of global stars.

The new names added include IDLES, Zara Larsson, Halsey, Jade and Renee Rapp. These are being added to a lineup which already includes Calvin Harris, The XX, David Byrne and Ethel Cain. For pop, rock and dance music fans, Open'er 2026 seems like a must-visit.

You can find out more about the festival and browse the full lineup here.

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